staging: dgnc: removes parentheses around return statements

This patch removes parentheses around return
statements. They aren't needed.

Signed-off-by: Lidza Louina <lidza.louina@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/dgnc/dgnc_cls.c b/drivers/staging/dgnc/dgnc_cls.c
index 22875c1..fa1bb63 100644 (file)
--- a/drivers/staging/dgnc/dgnc_cls.c
+++ b/drivers/staging/dgnc/dgnc_cls.c
@@ -976,17 +976,17 @@ static int cls_drain(struct tty_struct *tty, uint seconds)
        int rc = 0;
 
        if (!tty || tty->magic != TTY_MAGIC) {
-               return (-ENXIO);
+               return -ENXIO;
        }
 
        un = (struct un_t *) tty->driver_data;
        if (!un || un->magic != DGNC_UNIT_MAGIC) {
-               return (-ENXIO);
+               return -ENXIO;
        }
 
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) {
-               return (-ENXIO);
+               return -ENXIO;
        }
 
        DGNC_LOCK(ch->ch_lock, lock_flags);
@@ -1002,7 +1002,7 @@ static int cls_drain(struct tty_struct *tty, uint seconds)
        if (rc)
                DPR_IOCTL(("%d Drain - User ctrl c'ed\n", __LINE__));
 
-        return (rc);
+        return rc;
 }
 
 

diff --git a/drivers/staging/dgnc/dgnc_driver.c b/drivers/staging/dgnc/dgnc_driver.c
index 5b35291..89c332f 100644 (file)
--- a/drivers/staging/dgnc/dgnc_driver.c
+++ b/drivers/staging/dgnc/dgnc_driver.c
@@ -225,7 +225,7 @@ int dgnc_init_module(void)
        rc = dgnc_start();
 
        if (rc < 0) {
-               return(rc);
+               return rc;
        }
 
        /*
@@ -250,7 +250,7 @@ int dgnc_init_module(void)
        }
 
        DPR_INIT(("Finished init_module. Returning %d\n", rc));
-       return (rc);
+       return rc;
 }
 
 
@@ -286,7 +286,7 @@ static int dgnc_start(void)
                        if (rc <= 0) {
                                APR(("Can't register dgnc driver device (%d)\n", rc));
                                rc = -ENXIO;
-                               return(rc);
+                               return rc;
                        }
                        dgnc_Major = rc;
 
@@ -311,7 +311,7 @@ static int dgnc_start(void)
 
                if (rc < 0) {
                        APR(("tty preinit - not enough memory (%d)\n", rc));
-                       return(rc);
+                       return rc;
                }
 
                /* Start the poller */
@@ -328,7 +328,7 @@ static int dgnc_start(void)
                dgnc_driver_state = DRIVER_READY;
        }
 
-       return(rc);
+       return rc;
 }
 
 /*
@@ -502,7 +502,7 @@ static int dgnc_found_board(struct pci_dev *pdev, int id)
        (struct dgnc_board *) kzalloc(sizeof(struct dgnc_board), GFP_KERNEL);
        if (!brd) {
                APR(("memory allocation for board structure failed\n"));
-               return(-ENOMEM);
+               return -ENOMEM;
        }
 
        /* make a temporary message buffer for the boot messages */
@@ -511,7 +511,7 @@ static int dgnc_found_board(struct pci_dev *pdev, int id)
        if (!brd->msgbuf) {
                kfree(brd);
                APR(("memory allocation for board msgbuf failed\n"));
-               return(-ENOMEM);
+               return -ENOMEM;
        }
 
        /* store the info for the board we've found */
@@ -663,7 +663,7 @@ static int dgnc_found_board(struct pci_dev *pdev, int id)
 
        default:
                APR(("Did not find any compatible Neo or Classic PCI boards in system.\n"));
-               return (-ENXIO);
+               return -ENXIO;
 
        }
 
@@ -725,11 +725,11 @@ static int dgnc_found_board(struct pci_dev *pdev, int id)
 
        wake_up_interruptible(&brd->state_wait);
 
-       return(0);
+       return 0;
 
 failed:
 
-       return (-ENXIO);
+       return -ENXIO;
 
 }
 
@@ -740,7 +740,7 @@ static int dgnc_finalize_board_init(struct dgnc_board *brd) {
        DPR_INIT(("dgnc_finalize_board_init() - start\n"));
 
        if (!brd || brd->magic != DGNC_BOARD_MAGIC)
-               return(-ENODEV);
+               return -ENODEV;
 
        DPR_INIT(("dgnc_finalize_board_init() - start #2\n"));
 
@@ -756,7 +756,7 @@ static int dgnc_finalize_board_init(struct dgnc_board *brd) {
                        DPR_INIT(("Requested and received usage of IRQ %d\n", brd->irq));
                }
        }
-       return(rc);
+       return rc;
 }
 
 /*
@@ -900,7 +900,7 @@ int dgnc_ms_sleep(ulong ms)
 {
        current->state = TASK_INTERRUPTIBLE;
        schedule_timeout((ms * HZ) / 1000);
-       return (signal_pending(current));
+       return signal_pending(current);
 }
 
 
@@ -912,47 +912,47 @@ char *dgnc_ioctl_name(int cmd)
 {
        switch(cmd) {
 
-       case TCGETA:            return("TCGETA");
-       case TCGETS:            return("TCGETS");
-       case TCSETA:            return("TCSETA");
-       case TCSETS:            return("TCSETS");
-       case TCSETAW:           return("TCSETAW");
-       case TCSETSW:           return("TCSETSW");
-       case TCSETAF:           return("TCSETAF");
-       case TCSETSF:           return("TCSETSF");
-       case TCSBRK:            return("TCSBRK");
-       case TCXONC:            return("TCXONC");
-       case TCFLSH:            return("TCFLSH");
-       case TIOCGSID:          return("TIOCGSID");
-
-       case TIOCGETD:          return("TIOCGETD");
-       case TIOCSETD:          return("TIOCSETD");
-       case TIOCGWINSZ:        return("TIOCGWINSZ");
-       case TIOCSWINSZ:        return("TIOCSWINSZ");
-
-       case TIOCMGET:          return("TIOCMGET");
-       case TIOCMSET:          return("TIOCMSET");
-       case TIOCMBIS:          return("TIOCMBIS");
-       case TIOCMBIC:          return("TIOCMBIC");
+       case TCGETA:            return "TCGETA";
+       case TCGETS:            return "TCGETS";
+       case TCSETA:            return "TCSETA";
+       case TCSETS:            return "TCSETS";
+       case TCSETAW:           return "TCSETAW";
+       case TCSETSW:           return "TCSETSW";
+       case TCSETAF:           return "TCSETAF";
+       case TCSETSF:           return "TCSETSF";
+       case TCSBRK:            return "TCSBRK";
+       case TCXONC:            return "TCXONC";
+       case TCFLSH:            return "TCFLSH";
+       case TIOCGSID:          return "TIOCGSID";
+
+       case TIOCGETD:          return "TIOCGETD";
+       case TIOCSETD:          return "TIOCSETD";
+       case TIOCGWINSZ:        return "TIOCGWINSZ";
+       case TIOCSWINSZ:        return "TIOCSWINSZ";
+
+       case TIOCMGET:          return "TIOCMGET";
+       case TIOCMSET:          return "TIOCMSET";
+       case TIOCMBIS:          return "TIOCMBIS";
+       case TIOCMBIC:          return "TIOCMBIC";
 
        /* from digi.h */
-       case DIGI_SETA:         return("DIGI_SETA");
-       case DIGI_SETAW:        return("DIGI_SETAW");
-       case DIGI_SETAF:        return("DIGI_SETAF");
-       case DIGI_SETFLOW:      return("DIGI_SETFLOW");
-       case DIGI_SETAFLOW:     return("DIGI_SETAFLOW");
-       case DIGI_GETFLOW:      return("DIGI_GETFLOW");
-       case DIGI_GETAFLOW:     return("DIGI_GETAFLOW");
-       case DIGI_GETA:         return("DIGI_GETA");
-       case DIGI_GEDELAY:      return("DIGI_GEDELAY");
-       case DIGI_SEDELAY:      return("DIGI_SEDELAY");
-       case DIGI_GETCUSTOMBAUD: return("DIGI_GETCUSTOMBAUD");
-       case DIGI_SETCUSTOMBAUD: return("DIGI_SETCUSTOMBAUD");
-       case TIOCMODG:          return("TIOCMODG");
-       case TIOCMODS:          return("TIOCMODS");
-       case TIOCSDTR:          return("TIOCSDTR");
-       case TIOCCDTR:          return("TIOCCDTR");
-
-       default:                return("unknown");
+       case DIGI_SETA:         return "DIGI_SETA";
+       case DIGI_SETAW:        return "DIGI_SETAW";
+       case DIGI_SETAF:        return "DIGI_SETAF";
+       case DIGI_SETFLOW:      return "DIGI_SETFLOW";
+       case DIGI_SETAFLOW:     return "DIGI_SETAFLOW";
+       case DIGI_GETFLOW:      return "DIGI_GETFLOW";
+       case DIGI_GETAFLOW:     return "DIGI_GETAFLOW";
+       case DIGI_GETA:         return "DIGI_GETA";
+       case DIGI_GEDELAY:      return "DIGI_GEDELAY";
+       case DIGI_SEDELAY:      return "DIGI_SEDELAY";
+       case DIGI_GETCUSTOMBAUD: return "DIGI_GETCUSTOMBAUD";
+       case DIGI_SETCUSTOMBAUD: return "DIGI_SETCUSTOMBAUD";
+       case TIOCMODG:          return "TIOCMODG";
+       case TIOCMODS:          return "TIOCMODS";
+       case TIOCSDTR:          return "TIOCSDTR";
+       case TIOCCDTR:          return "TIOCCDTR";
+
+       default:                return "unknown";
        }
 }

diff --git a/drivers/staging/dgnc/dgnc_mgmt.c b/drivers/staging/dgnc/dgnc_mgmt.c
index c4629d7..bb39f5d 100644 (file)
--- a/drivers/staging/dgnc/dgnc_mgmt.c
+++ b/drivers/staging/dgnc/dgnc_mgmt.c
@@ -74,13 +74,13 @@ int dgnc_mgmt_open(struct inode *inode, struct file *file)
                /* Only allow 1 open at a time on mgmt device */
                if (dgnc_mgmt_in_use[minor]) {
                        DGNC_UNLOCK(dgnc_global_lock, lock_flags);
-                       return (-EBUSY);
+                       return -EBUSY;
                }
                dgnc_mgmt_in_use[minor]++;
        }
        else {
                DGNC_UNLOCK(dgnc_global_lock, lock_flags);
-               return (-ENXIO);
+               return -ENXIO;
        }
 
        DGNC_UNLOCK(dgnc_global_lock, lock_flags);
@@ -154,7 +154,7 @@ long dgnc_mgmt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
                        ddi.dinfo_nboards, ddi.dinfo_version));
 
                if (copy_to_user(uarg, &ddi, sizeof (ddi)))
-                       return(-EFAULT);
+                       return -EFAULT;
 
                break;
        }
@@ -166,13 +166,13 @@ long dgnc_mgmt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
                struct digi_info di;
 
                if (copy_from_user(&brd, uarg, sizeof(int))) {
-                       return(-EFAULT);
+                       return -EFAULT;
                }
 
                DPR_MGMT(("DIGI_GETBD asking about board: %d\n", brd));
 
                if ((brd < 0) || (brd > dgnc_NumBoards) || (dgnc_NumBoards == 0))
-                       return (-ENODEV);
+                       return -ENODEV;
 
                memset(&di, 0, sizeof(di));
 
@@ -196,7 +196,7 @@ long dgnc_mgmt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
                        di.info_bdtype, di.info_bdstate, di.info_nports, di.info_physsize));
 
                if (copy_to_user(uarg, &di, sizeof (di)))
-                       return (-EFAULT);
+                       return -EFAULT;
 
                break;
        }
@@ -210,7 +210,7 @@ long dgnc_mgmt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
                uint channel = 0;
 
                if (copy_from_user(&ni, uarg, sizeof(struct ni_info))) {
-                       return(-EFAULT);
+                       return -EFAULT;
                }
 
                DPR_MGMT(("DIGI_GETBD asking about board: %d channel: %d\n",
@@ -221,16 +221,16 @@ long dgnc_mgmt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 
                /* Verify boundaries on board */
                if ((board < 0) || (board > dgnc_NumBoards) || (dgnc_NumBoards == 0))
-                       return (-ENODEV);
+                       return -ENODEV;
 
                /* Verify boundaries on channel */
                if ((channel < 0) || (channel > dgnc_Board[board]->nasync))
-                       return (-ENODEV);
+                       return -ENODEV;
 
                ch = dgnc_Board[board]->channels[channel];
 
                if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-                       return (-ENODEV);
+                       return -ENODEV;
 
                memset(&ni, 0, sizeof(ni));
                ni.board = board;
@@ -291,7 +291,7 @@ long dgnc_mgmt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
 
                if (copy_to_user(uarg, &ni, sizeof(ni)))
-                       return (-EFAULT);
+                       return -EFAULT;
 
                break;
        }

diff --git a/drivers/staging/dgnc/dgnc_neo.c b/drivers/staging/dgnc/dgnc_neo.c
index 6165051..9421c71 100644 (file)
--- a/drivers/staging/dgnc/dgnc_neo.c
+++ b/drivers/staging/dgnc/dgnc_neo.c
@@ -1404,17 +1404,17 @@ static int neo_drain(struct tty_struct *tty, uint seconds)
        int rc = 0;
 
        if (!tty || tty->magic != TTY_MAGIC) {
-               return (-ENXIO);
+               return -ENXIO;
        }
 
        un = (struct un_t *) tty->driver_data;
        if (!un || un->magic != DGNC_UNIT_MAGIC) {
-               return (-ENXIO);
+               return -ENXIO;
        }
 
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC) {
-               return (-ENXIO);
+               return -ENXIO;
        }
 
        DPR_IOCTL(("%d Drain wait started.\n", __LINE__));
@@ -1439,7 +1439,7 @@ static int neo_drain(struct tty_struct *tty, uint seconds)
                DPR_IOCTL(("%d Drain wait finished.\n", __LINE__));
        }
 
-       return (rc);
+       return rc;
 }
 
 

diff --git a/drivers/staging/dgnc/dgnc_sysfs.c b/drivers/staging/dgnc/dgnc_sysfs.c
index 03d3e2f..5834e0c 100644 (file)
--- a/drivers/staging/dgnc/dgnc_sysfs.c
+++ b/drivers/staging/dgnc/dgnc_sysfs.c
@@ -152,13 +152,13 @@ void dgnc_remove_driver_sysfiles(struct pci_driver *dgnc_driver)
 
 #define DGNC_VERIFY_BOARD(p, bd)                       \
        if (!p)                                         \
-               return (0);                             \
+               return 0;                               \
                                                        \
        bd = dev_get_drvdata(p);                        \
        if (!bd || bd->magic != DGNC_BOARD_MAGIC)       \
-               return (0);                             \
+               return 0;                               \
        if (bd->state != BOARD_READY)                   \
-               return (0);                             \
+               return 0;                               \
 
 
 
@@ -432,18 +432,18 @@ static ssize_t dgnc_tty_state_show(struct device *d, struct device_attribute *at
        struct un_t *un;
 
        if (!d)
-               return (0);
+               return 0;
        un = (struct un_t *) dev_get_drvdata(d);
        if (!un || un->magic != DGNC_UNIT_MAGIC)
-               return (0);
+               return 0;
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return (0);
+               return 0;
        bd = ch->ch_bd;
        if (!bd || bd->magic != DGNC_BOARD_MAGIC)
-               return (0);
+               return 0;
        if (bd->state != BOARD_READY)
-               return (0);
+               return 0;
 
        return snprintf(buf, PAGE_SIZE, "%s", un->un_open_count ? "Open" : "Closed");
 }
@@ -457,18 +457,18 @@ static ssize_t dgnc_tty_baud_show(struct device *d, struct device_attribute *att
        struct un_t *un;
 
        if (!d)
-               return (0);
+               return 0;
        un = (struct un_t *) dev_get_drvdata(d);
        if (!un || un->magic != DGNC_UNIT_MAGIC)
-               return (0);
+               return 0;
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return (0);
+               return 0;
        bd = ch->ch_bd;
        if (!bd || bd->magic != DGNC_BOARD_MAGIC)
-               return (0);
+               return 0;
        if (bd->state != BOARD_READY)
-               return (0);
+               return 0;
 
        return snprintf(buf, PAGE_SIZE, "%d\n", ch->ch_old_baud);
 }
@@ -482,18 +482,18 @@ static ssize_t dgnc_tty_msignals_show(struct device *d, struct device_attribute
        struct un_t *un;
 
        if (!d)
-               return (0);
+               return 0;
        un = (struct un_t *) dev_get_drvdata(d);
        if (!un || un->magic != DGNC_UNIT_MAGIC)
-               return (0);
+               return 0;
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return (0);
+               return 0;
        bd = ch->ch_bd;
        if (!bd || bd->magic != DGNC_BOARD_MAGIC)
-               return (0);
+               return 0;
        if (bd->state != BOARD_READY)
-               return (0);
+               return 0;
 
        if (ch->ch_open_count) {
                return snprintf(buf, PAGE_SIZE, "%s %s %s %s %s %s\n",
@@ -516,18 +516,18 @@ static ssize_t dgnc_tty_iflag_show(struct device *d, struct device_attribute *at
        struct un_t *un;
 
        if (!d)
-               return (0);
+               return 0;
        un = (struct un_t *) dev_get_drvdata(d);
        if (!un || un->magic != DGNC_UNIT_MAGIC)
-               return (0);
+               return 0;
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return (0);
+               return 0;
        bd = ch->ch_bd;
        if (!bd || bd->magic != DGNC_BOARD_MAGIC)
-               return (0);
+               return 0;
        if (bd->state != BOARD_READY)
-               return (0);
+               return 0;
 
        return snprintf(buf, PAGE_SIZE, "%x\n", ch->ch_c_iflag);
 }
@@ -541,18 +541,18 @@ static ssize_t dgnc_tty_cflag_show(struct device *d, struct device_attribute *at
        struct un_t *un;
 
        if (!d)
-               return (0);
+               return 0;
        un = (struct un_t *) dev_get_drvdata(d);
        if (!un || un->magic != DGNC_UNIT_MAGIC)
-               return (0);
+               return 0;
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return (0);
+               return 0;
        bd = ch->ch_bd;
        if (!bd || bd->magic != DGNC_BOARD_MAGIC)
-               return (0);
+               return 0;
        if (bd->state != BOARD_READY)
-               return (0);
+               return 0;
 
        return snprintf(buf, PAGE_SIZE, "%x\n", ch->ch_c_cflag);
 }
@@ -566,18 +566,18 @@ static ssize_t dgnc_tty_oflag_show(struct device *d, struct device_attribute *at
        struct un_t *un;
 
        if (!d)
-               return (0);
+               return 0;
        un = (struct un_t *) dev_get_drvdata(d);
        if (!un || un->magic != DGNC_UNIT_MAGIC)
-               return (0);
+               return 0;
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return (0);
+               return 0;
        bd = ch->ch_bd;
        if (!bd || bd->magic != DGNC_BOARD_MAGIC)
-               return (0);
+               return 0;
        if (bd->state != BOARD_READY)
-               return (0);
+               return 0;
 
        return snprintf(buf, PAGE_SIZE, "%x\n", ch->ch_c_oflag);
 }
@@ -591,18 +591,18 @@ static ssize_t dgnc_tty_lflag_show(struct device *d, struct device_attribute *at
        struct un_t *un;
 
        if (!d)
-               return (0);
+               return 0;
        un = (struct un_t *) dev_get_drvdata(d);
        if (!un || un->magic != DGNC_UNIT_MAGIC)
-               return (0);
+               return 0;
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return (0);
+               return 0;
        bd = ch->ch_bd;
        if (!bd || bd->magic != DGNC_BOARD_MAGIC)
-               return (0);
+               return 0;
        if (bd->state != BOARD_READY)
-               return (0);
+               return 0;
 
        return snprintf(buf, PAGE_SIZE, "%x\n", ch->ch_c_lflag);
 }
@@ -616,18 +616,18 @@ static ssize_t dgnc_tty_digi_flag_show(struct device *d, struct device_attribute
        struct un_t *un;
 
        if (!d)
-               return (0);
+               return 0;
        un = (struct un_t *) dev_get_drvdata(d);
        if (!un || un->magic != DGNC_UNIT_MAGIC)
-               return (0);
+               return 0;
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return (0);
+               return 0;
        bd = ch->ch_bd;
        if (!bd || bd->magic != DGNC_BOARD_MAGIC)
-               return (0);
+               return 0;
        if (bd->state != BOARD_READY)
-               return (0);
+               return 0;
 
        return snprintf(buf, PAGE_SIZE, "%x\n", ch->ch_digi.digi_flags);
 }
@@ -641,18 +641,18 @@ static ssize_t dgnc_tty_rxcount_show(struct device *d, struct device_attribute *
        struct un_t *un;
 
        if (!d)
-               return (0);
+               return 0;
        un = (struct un_t *) dev_get_drvdata(d);
        if (!un || un->magic != DGNC_UNIT_MAGIC)
-               return (0);
+               return 0;
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return (0);
+               return 0;
        bd = ch->ch_bd;
        if (!bd || bd->magic != DGNC_BOARD_MAGIC)
-               return (0);
+               return 0;
        if (bd->state != BOARD_READY)
-               return (0);
+               return 0;
 
        return snprintf(buf, PAGE_SIZE, "%ld\n", ch->ch_rxcount);
 }
@@ -666,18 +666,18 @@ static ssize_t dgnc_tty_txcount_show(struct device *d, struct device_attribute *
        struct un_t *un;
 
        if (!d)
-               return (0);
+               return 0;
        un = (struct un_t *) dev_get_drvdata(d);
        if (!un || un->magic != DGNC_UNIT_MAGIC)
-               return (0);
+               return 0;
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return (0);
+               return 0;
        bd = ch->ch_bd;
        if (!bd || bd->magic != DGNC_BOARD_MAGIC)
-               return (0);
+               return 0;
        if (bd->state != BOARD_READY)
-               return (0);
+               return 0;
 
        return snprintf(buf, PAGE_SIZE, "%ld\n", ch->ch_txcount);
 }
@@ -691,18 +691,18 @@ static ssize_t dgnc_tty_name_show(struct device *d, struct device_attribute *att
        struct un_t *un;
 
        if (!d)
-               return (0);
+               return 0;
        un = (struct un_t *) dev_get_drvdata(d);
        if (!un || un->magic != DGNC_UNIT_MAGIC)
-               return (0);
+               return 0;
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return (0);
+               return 0;
        bd = ch->ch_bd;
        if (!bd || bd->magic != DGNC_BOARD_MAGIC)
-               return (0);
+               return 0;
        if (bd->state != BOARD_READY)
-               return (0);
+               return 0;
 
        return snprintf(buf, PAGE_SIZE, "%sn%d%c\n",
                (un->un_type == DGNC_PRINT) ? "pr" : "tty",

diff --git a/drivers/staging/dgnc/dgnc_tty.c b/drivers/staging/dgnc/dgnc_tty.c
index bd3d487..a0af01d 100644 (file)
--- a/drivers/staging/dgnc/dgnc_tty.c
+++ b/drivers/staging/dgnc/dgnc_tty.c
@@ -190,10 +190,10 @@ int dgnc_tty_preinit(void)
 
        if (!dgnc_TmpWriteBuf) {
                DPR_INIT(("unable to allocate tmp write buf"));
-               return (-ENOMEM);
+               return -ENOMEM;
        }
 
-       return(0);
+       return 0;
 }
 
 
@@ -232,7 +232,7 @@ int dgnc_tty_register(struct dgnc_board *brd)
         */
        brd->SerialDriver.ttys = kzalloc(brd->maxports * sizeof(struct tty_struct *), GFP_KERNEL);
        if (!brd->SerialDriver.ttys)
-               return(-ENOMEM);
+               return -ENOMEM;
 
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28)
        brd->SerialDriver.refcount = brd->TtyRefCnt;
@@ -242,12 +242,12 @@ int dgnc_tty_register(struct dgnc_board *brd)
 
        brd->SerialDriver.termios = kzalloc(brd->maxports * sizeof(struct ktermios *), GFP_KERNEL);
        if (!brd->SerialDriver.termios)
-               return(-ENOMEM);
+               return -ENOMEM;
 
 #if LINUX_VERSION_CODE < KERNEL_VERSION(3,0,0)
        brd->SerialDriver.termios_locked = kzalloc(brd->maxports * sizeof(struct ktermios *), GFP_KERNEL);
        if (!brd->SerialDriver.termios_locked)
-               return(-ENOMEM);
+               return -ENOMEM;
 #endif
        /*
         * Entry points for driver.  Called by the kernel from
@@ -260,7 +260,7 @@ int dgnc_tty_register(struct dgnc_board *brd)
                rc = tty_register_driver(&brd->SerialDriver);
                if (rc < 0) {
                        APR(("Can't register tty device (%d)\n", rc));
-                       return(rc);
+                       return rc;
                }
                brd->dgnc_Major_Serial_Registered = TRUE;
        }
@@ -291,7 +291,7 @@ int dgnc_tty_register(struct dgnc_board *brd)
         */
        brd->PrintDriver.ttys = kzalloc(brd->maxports * sizeof(struct tty_struct *), GFP_KERNEL);
        if (!brd->PrintDriver.ttys)
-               return(-ENOMEM);
+               return -ENOMEM;
 
 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,28)
        brd->PrintDriver.refcount = brd->TtyRefCnt;
@@ -301,12 +301,12 @@ int dgnc_tty_register(struct dgnc_board *brd)
 
        brd->PrintDriver.termios = kzalloc(brd->maxports * sizeof(struct ktermios *), GFP_KERNEL);
        if (!brd->PrintDriver.termios)
-               return(-ENOMEM);
+               return -ENOMEM;
 
 #if LINUX_VERSION_CODE < KERNEL_VERSION(3,0,0)
        brd->PrintDriver.termios_locked = kzalloc(brd->maxports * sizeof(struct ktermios *), GFP_KERNEL);
        if (!brd->PrintDriver.termios_locked)
-               return(-ENOMEM);
+               return -ENOMEM;
 #endif
 
        /*
@@ -320,7 +320,7 @@ int dgnc_tty_register(struct dgnc_board *brd)
                rc = tty_register_driver(&brd->PrintDriver);
                if (rc < 0) {
                        APR(("Can't register Transparent Print device (%d)\n", rc));
-                       return(rc);
+                       return rc;
                }
                brd->dgnc_Major_TransparentPrint_Registered = TRUE;
        }
@@ -331,7 +331,7 @@ int dgnc_tty_register(struct dgnc_board *brd)
 
        DPR_INIT(("DGNC REGISTER TTY: MAJOR: %d\n", brd->SerialDriver.major));
 
-       return (rc);
+       return rc;
 }
 
 
@@ -348,7 +348,7 @@ int dgnc_tty_init(struct dgnc_board *brd)
        struct channel_t *ch;
 
        if (!brd)
-               return (-ENXIO);
+               return -ENXIO;
 
        DPR_INIT(("dgnc_tty_init start\n"));
 
@@ -436,7 +436,7 @@ int dgnc_tty_init(struct dgnc_board *brd)
 
        DPR_INIT(("dgnc_tty_init finish\n"));
 
-       return (0);
+       return 0;
 }
 
 
@@ -1473,7 +1473,7 @@ static int dgnc_tty_open(struct tty_struct *tty, struct file *file)
        DGNC_UNLOCK(ch->ch_lock, lock_flags);
 
        DPR_OPEN(("dgnc_tty_open finished\n"));
-       return (rc);
+       return rc;
 }
 
 
@@ -1491,12 +1491,12 @@ static int dgnc_block_til_ready(struct tty_struct *tty, struct file *file, struc
        int     sleep_on_un_flags = 0;
 
        if (!tty || tty->magic != TTY_MAGIC || !file || !ch || ch->magic != DGNC_CHANNEL_MAGIC) {
-               return (-ENXIO);
+               return -ENXIO;
        }
 
        un = tty->driver_data;
        if (!un || un->magic != DGNC_UNIT_MAGIC) {
-               return (-ENXIO);
+               return -ENXIO;
        }
 
        DPR_OPEN(("dgnc_block_til_ready - before block.\n"));
@@ -1624,12 +1624,12 @@ static int dgnc_block_til_ready(struct tty_struct *tty, struct file *file, struc
 
        if (retval) {
                DPR_OPEN(("dgnc_block_til_ready - done. error. retval: %x\n", retval));
-               return(retval);
+               return retval;
        }
 
        DPR_OPEN(("dgnc_block_til_ready - done no error. jiffies: %lu\n", jiffies));
 
-       return(0);
+       return 0;
 }
 
 
@@ -1843,15 +1843,15 @@ static int dgnc_tty_chars_in_buffer(struct tty_struct *tty)
        ulong   lock_flags = 0;
 
        if (tty == NULL)
-               return(0);
+               return 0;
 
        un = tty->driver_data;
        if (!un || un->magic != DGNC_UNIT_MAGIC)
-               return (0);
+               return 0;
 
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return (0);
+               return 0;
 
        DGNC_LOCK(ch->ch_lock, lock_flags);
 
@@ -1873,7 +1873,7 @@ static int dgnc_tty_chars_in_buffer(struct tty_struct *tty)
        DPR_WRITE(("dgnc_tty_chars_in_buffer. Port: %x - %d (head: %d tail: %d)\n",
                ch->ch_portnum, chars, thead, ttail));
 
-       return(chars);
+       return chars;
 }
 
 
@@ -1891,22 +1891,22 @@ static int dgnc_maxcps_room(struct tty_struct *tty, int bytes_available)
        struct un_t *un = NULL;
 
        if (!tty)
-               return (bytes_available);
+               return bytes_available;
 
        un = tty->driver_data;
        if (!un || un->magic != DGNC_UNIT_MAGIC)
-               return (bytes_available);
+               return bytes_available;
 
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return (bytes_available);
+               return bytes_available;
 
        /*
         * If its not the Transparent print device, return
         * the full data amount.
         */
        if (un->un_type != DGNC_PRINT)
-               return (bytes_available);
+               return bytes_available;
 
        if (ch->ch_digi.digi_maxcps > 0 && ch->ch_digi.digi_bufsize > 0 ) {
                int cps_limit = 0;
@@ -1931,7 +1931,7 @@ static int dgnc_maxcps_room(struct tty_struct *tty, int bytes_available)
                bytes_available = min(cps_limit, bytes_available);
        }
 
-       return (bytes_available);
+       return bytes_available;
 }
 
 
@@ -1951,15 +1951,15 @@ static int dgnc_tty_write_room(struct tty_struct *tty)
        ulong   lock_flags = 0;
 
        if (tty == NULL || dgnc_TmpWriteBuf == NULL)
-               return(0);
+               return 0;
 
        un = tty->driver_data;
        if (!un || un->magic != DGNC_UNIT_MAGIC)
-               return (0);
+               return 0;
 
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return (0);
+               return 0;
 
        DGNC_LOCK(ch->ch_lock, lock_flags);
 
@@ -1994,7 +1994,7 @@ static int dgnc_tty_write_room(struct tty_struct *tty)
 
        DPR_WRITE(("dgnc_tty_write_room - %d tail: %d head: %d\n", ret, tail, head));
 
-       return(ret);
+       return ret;
 }
 
 
@@ -2037,18 +2037,18 @@ static int dgnc_tty_write(struct tty_struct *tty,
        int from_user = 0;
 
        if (tty == NULL || dgnc_TmpWriteBuf == NULL)
-               return(0);
+               return 0;
 
        un = tty->driver_data;
        if (!un || un->magic != DGNC_UNIT_MAGIC)
-               return(0);
+               return 0;
 
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return(0);
+               return 0;
 
        if (!count)
-               return(0);
+               return 0;
 
        DPR_WRITE(("dgnc_tty_write: Port: %x tty=%p user=%d len=%d\n",
                ch->ch_portnum, tty, from_user, count));
@@ -2090,7 +2090,7 @@ static int dgnc_tty_write(struct tty_struct *tty,
         */
        if (count <= 0) {
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
-               return(0);
+               return 0;
        }
 
        /*
@@ -2120,7 +2120,7 @@ static int dgnc_tty_write(struct tty_struct *tty,
         */
        if (count <= 0) {
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
-               return(0);
+               return 0;
        }
 
        if (from_user) {
@@ -2136,7 +2136,7 @@ static int dgnc_tty_write(struct tty_struct *tty,
                 */
                /* we're allowed to block if it's from_user */
                if (down_interruptible(&dgnc_TmpWriteSem)) {
-                       return (-EINTR);
+                       return -EINTR;
                }
 
                /*
@@ -2147,7 +2147,7 @@ static int dgnc_tty_write(struct tty_struct *tty,
 
                if (!count) {
                        up(&dgnc_TmpWriteSem);
-                       return(-EFAULT);
+                       return -EFAULT;
                }
 
                DGNC_LOCK(ch->ch_lock, lock_flags);
@@ -2229,7 +2229,7 @@ static int dgnc_tty_write(struct tty_struct *tty,
                ch->ch_bd->bd_ops->copy_data_from_queue_to_uart(ch);
        }
 
-       return (count);
+       return count;
 }
 
 
@@ -2349,7 +2349,7 @@ static int dgnc_tty_tiocmset(struct tty_struct *tty, struct file *file,
 
        DPR_IOCTL(("dgnc_tty_tiocmset finish\n"));
 
-       return (0);
+       return 0;
 }
 
 
@@ -2402,7 +2402,7 @@ static int dgnc_tty_send_break(struct tty_struct *tty, int msec)
 
        DPR_IOCTL(("dgnc_tty_send_break finish\n"));
 
-       return (0);
+       return 0;
 
 }
 
@@ -2497,7 +2497,7 @@ static inline int dgnc_get_mstat(struct channel_t *ch)
        DPR_IOCTL(("dgnc_getmstat start\n"));
 
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return(-ENXIO);
+               return -ENXIO;
 
        DGNC_LOCK(ch->ch_lock, lock_flags);
 
@@ -2522,7 +2522,7 @@ static inline int dgnc_get_mstat(struct channel_t *ch)
 
        DPR_IOCTL(("dgnc_getmstat finish\n"));
 
-       return(result);
+       return result;
 }
 
 
@@ -2538,17 +2538,17 @@ static int dgnc_get_modem_info(struct channel_t *ch, unsigned int  __user *value
        DPR_IOCTL(("dgnc_get_modem_info start\n"));
 
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return(-ENXIO);
+               return -ENXIO;
 
        result = dgnc_get_mstat(ch);
 
        if (result < 0)
-               return (-ENXIO);
+               return -ENXIO;
 
        rc = put_user(result, value);
 
        DPR_IOCTL(("dgnc_get_modem_info finish\n"));
-       return(rc);
+       return rc;
 }
 
 
@@ -2587,7 +2587,7 @@ static int dgnc_set_modem_info(struct tty_struct *tty, unsigned int command, uns
 
        ret = get_user(arg, value);
        if (ret)
-               return(ret);
+               return ret;
 
        switch (command) {
        case TIOCMBIS:
@@ -2631,7 +2631,7 @@ static int dgnc_set_modem_info(struct tty_struct *tty, unsigned int command, uns
                break;
 
        default:
-               return(-EINVAL);
+               return -EINVAL;
        }
 
        DGNC_LOCK(ch->ch_lock, lock_flags);
@@ -2642,7 +2642,7 @@ static int dgnc_set_modem_info(struct tty_struct *tty, unsigned int command, uns
 
        DPR_IOCTL(("dgnc_set_modem_info finish\n"));
 
-       return (0);
+       return 0;
 }
 
 
@@ -2662,18 +2662,18 @@ static int dgnc_tty_digigeta(struct tty_struct *tty, struct digi_t __user *retin
        ulong   lock_flags;
 
        if (!retinfo)
-               return (-EFAULT);
+               return -EFAULT;
 
        if (!tty || tty->magic != TTY_MAGIC)
-               return (-EFAULT);
+               return -EFAULT;
 
        un = tty->driver_data;
        if (!un || un->magic != DGNC_UNIT_MAGIC)
-               return (-EFAULT);
+               return -EFAULT;
 
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return (-EFAULT);
+               return -EFAULT;
 
        memset(&tmp, 0, sizeof(tmp));
 
@@ -2682,9 +2682,9 @@ static int dgnc_tty_digigeta(struct tty_struct *tty, struct digi_t __user *retin
        DGNC_UNLOCK(ch->ch_lock, lock_flags);
 
        if (copy_to_user(retinfo, &tmp, sizeof(*retinfo)))
-               return (-EFAULT);
+               return -EFAULT;
 
-       return (0);
+       return 0;
 }
 
 
@@ -2707,23 +2707,23 @@ static int dgnc_tty_digiseta(struct tty_struct *tty, struct digi_t __user *new_i
        DPR_IOCTL(("DIGI_SETA start\n"));
 
        if (!tty || tty->magic != TTY_MAGIC)
-               return (-EFAULT);
+               return -EFAULT;
 
        un = tty->driver_data;
        if (!un || un->magic != DGNC_UNIT_MAGIC)
-               return (-EFAULT);
+               return -EFAULT;
 
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return (-EFAULT);
+               return -EFAULT;
 
        bd = ch->ch_bd;
        if (!bd || bd->magic != DGNC_BOARD_MAGIC)
-               return (-EFAULT);
+               return -EFAULT;
 
        if (copy_from_user(&new_digi, new_info, sizeof(struct digi_t))) {
                DPR_IOCTL(("DIGI_SETA failed copy_from_user\n"));
-               return(-EFAULT);
+               return -EFAULT;
        }
 
        DGNC_LOCK(ch->ch_lock, lock_flags);
@@ -2773,7 +2773,7 @@ static int dgnc_tty_digiseta(struct tty_struct *tty, struct digi_t __user *new_i
 
        DPR_IOCTL(("DIGI_SETA finish\n"));
 
-       return(0);
+       return 0;
 }
 
 
@@ -3064,19 +3064,19 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
        void __user *uarg = (void __user *) arg;
 
        if (!tty || tty->magic != TTY_MAGIC)
-               return (-ENODEV);
+               return -ENODEV;
 
        un = tty->driver_data;
        if (!un || un->magic != DGNC_UNIT_MAGIC)
-               return (-ENODEV);
+               return -ENODEV;
 
        ch = un->un_ch;
        if (!ch || ch->magic != DGNC_CHANNEL_MAGIC)
-               return (-ENODEV);
+               return -ENODEV;
 
        bd = ch->ch_bd;
        if (!bd || bd->magic != DGNC_BOARD_MAGIC)
-               return (-ENODEV);
+               return -ENODEV;
 
        DPR_IOCTL(("dgnc_tty_ioctl start on port %d - cmd %s (%x), arg %lx\n",
                ch->ch_portnum, dgnc_ioctl_name(cmd), cmd, arg));
@@ -3086,7 +3086,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
        if (un->un_open_count <= 0) {
                DPR_BASIC(("dgnc_tty_ioctl - unit not open.\n"));
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
-               return(-EIO);
+               return -EIO;
        }
 
        switch (cmd) {
@@ -3105,14 +3105,14 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
                rc = tty_check_change(tty);
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
                if (rc) {
-                       return(rc);
+                       return rc;
                }
 
                rc = ch->ch_bd->bd_ops->drain(tty, 0);
 
                if (rc) {
                        DPR_IOCTL(("dgnc_tty_ioctl - bad return: %d ", rc));
-                       return(-EINTR);
+                       return -EINTR;
                }
 
                DGNC_LOCK(ch->ch_lock, lock_flags);
@@ -3126,7 +3126,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
                DPR_IOCTL(("dgnc_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n",
                        ch->ch_portnum, dgnc_ioctl_name(cmd), cmd, arg));
 
-               return(0);
+               return 0;
 
 
        case TCSBRKP:
@@ -3138,13 +3138,13 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
                rc = tty_check_change(tty);
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
                if (rc) {
-                       return(rc);
+                       return rc;
                }
 
                rc = ch->ch_bd->bd_ops->drain(tty, 0);
                if (rc) {
                        DPR_IOCTL(("dgnc_tty_ioctl - bad return: %d ", rc));
-                       return(-EINTR);
+                       return -EINTR;
                }
 
                DGNC_LOCK(ch->ch_lock, lock_flags);
@@ -3156,19 +3156,19 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
                DPR_IOCTL(("dgnc_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n",
                        ch->ch_portnum, dgnc_ioctl_name(cmd), cmd, arg));
 
-               return(0);
+               return 0;
 
        case TIOCSBRK:
                rc = tty_check_change(tty);
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
                if (rc) {
-                       return(rc);
+                       return rc;
                }
 
                rc = ch->ch_bd->bd_ops->drain(tty, 0);
                if (rc) {
                        DPR_IOCTL(("dgnc_tty_ioctl - bad return: %d ", rc));
-                       return(-EINTR);
+                       return -EINTR;
                }
 
                DGNC_LOCK(ch->ch_lock, lock_flags);
@@ -3180,7 +3180,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
                DPR_IOCTL(("dgnc_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n",
                        ch->ch_portnum, dgnc_ioctl_name(cmd), cmd, arg));
 
-               return(0);
+               return 0;
 
        case TIOCCBRK:
                /* Do Nothing */
@@ -3192,31 +3192,31 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
 
                rc = put_user(C_CLOCAL(tty) ? 1 : 0, (unsigned long __user *) arg);
-               return(rc);
+               return rc;
 
        case TIOCSSOFTCAR:
 
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
                rc = get_user(arg, (unsigned long __user *) arg);
                if (rc)
-                       return(rc);
+                       return rc;
 
                DGNC_LOCK(ch->ch_lock, lock_flags);
                tty->termios.c_cflag = ((tty->termios.c_cflag & ~CLOCAL) | (arg ? CLOCAL : 0));
                ch->ch_bd->bd_ops->param(tty);
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
 
-               return(0);
+               return 0;
 
        case TIOCMGET:
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
-               return(dgnc_get_modem_info(ch, uarg));
+               return dgnc_get_modem_info(ch, uarg);
 
        case TIOCMBIS:
        case TIOCMBIC:
        case TIOCMSET:
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
-               return(dgnc_set_modem_info(tty, cmd, uarg));
+               return dgnc_set_modem_info(tty, cmd, uarg);
 
                /*
                 * Here are any additional ioctl's that we want to implement
@@ -3235,7 +3235,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
                rc = tty_check_change(tty);
                if (rc) {
                        DGNC_UNLOCK(ch->ch_lock, lock_flags);
-                       return(rc);
+                       return rc;
                }
 
                if ((arg == TCIFLUSH) || (arg == TCIOFLUSH)) {
@@ -3265,7 +3265,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
 
                /* pretend we didn't recognize this IOCTL */
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
-               return(-ENOIOCTLCMD);
+               return -ENOIOCTLCMD;
        case TCSETSF:
        case TCSETSW:
                /*
@@ -3291,14 +3291,14 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
                rc = ch->ch_bd->bd_ops->drain(tty, 0);
                if (rc) {
                        DPR_IOCTL(("dgnc_tty_ioctl - bad return: %d\n", rc));
-                       return(-EINTR);
+                       return -EINTR;
                }
 
                DPR_IOCTL(("dgnc_tty_ioctl finish on port %d - cmd %s (%x), arg %lx\n",
                        ch->ch_portnum, dgnc_ioctl_name(cmd), cmd, arg));
 
                /* pretend we didn't recognize this */
-               return(-ENOIOCTLCMD);
+               return -ENOIOCTLCMD;
 
        case TCSETAW:
 
@@ -3306,21 +3306,21 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
                rc = ch->ch_bd->bd_ops->drain(tty, 0);
                if (rc) {
                        DPR_IOCTL(("dgnc_tty_ioctl - bad return: %d ", rc));
-                       return(-EINTR);
+                       return -EINTR;
                }
 
                /* pretend we didn't recognize this */
-               return(-ENOIOCTLCMD);
+               return -ENOIOCTLCMD;
 
        case TCXONC:
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
                /* Make the ld do it */
-               return(-ENOIOCTLCMD);
+               return -ENOIOCTLCMD;
 
        case DIGI_GETA:
                /* get information for ditty */
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
-               return(dgnc_tty_digigeta(tty, uarg));
+               return dgnc_tty_digigeta(tty, uarg);
 
        case DIGI_SETAW:
        case DIGI_SETAF:
@@ -3332,7 +3332,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
                        rc = ch->ch_bd->bd_ops->drain(tty, 0);
                        if (rc) {
                                DPR_IOCTL(("dgnc_tty_ioctl - bad return: %d ", rc));
-                               return(-EINTR);
+                               return -EINTR;
                        }
                        DGNC_LOCK(ch->ch_lock, lock_flags);
                }
@@ -3343,7 +3343,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
 
        case DIGI_SETA:
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
-               return(dgnc_tty_digiseta(tty, uarg));
+               return dgnc_tty_digiseta(tty, uarg);
 
        case DIGI_LOOPBACK:
                {
@@ -3352,7 +3352,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
                        DGNC_UNLOCK(ch->ch_lock, lock_flags);
                        rc = get_user(loopback, (unsigned int __user *) arg);
                        if (rc)
-                               return(rc);
+                               return rc;
                        DGNC_LOCK(ch->ch_lock, lock_flags);
 
                        /* Enable/disable internal loopback for this port */
@@ -3363,13 +3363,13 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
 
                        ch->ch_bd->bd_ops->param(tty);
                        DGNC_UNLOCK(ch->ch_lock, lock_flags);
-                       return(0);
+                       return 0;
                }
 
        case DIGI_GETCUSTOMBAUD:
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
                rc = put_user(ch->ch_custom_speed, (unsigned int __user *) arg);
-               return(rc);
+               return rc;
 
        case DIGI_SETCUSTOMBAUD:
        {
@@ -3378,12 +3378,12 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
                rc = get_user(new_rate, (unsigned int __user *) arg);
                if (rc)
-                       return(rc);
+                       return rc;
                DGNC_LOCK(ch->ch_lock, lock_flags);
                dgnc_set_custom_speed(ch, new_rate);
                ch->ch_bd->bd_ops->param(tty);
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
-               return(0);
+               return 0;
        }
 
        /*
@@ -3399,11 +3399,11 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
                rc = get_user(c, (unsigned char __user *) arg);
                if (rc)
-                       return(rc);
+                       return rc;
                DGNC_LOCK(ch->ch_lock, lock_flags);
                ch->ch_bd->bd_ops->send_immediate_char(ch, c);
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
-               return(0);
+               return 0;
        }
 
        /*
@@ -3427,9 +3427,9 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
 
                if (copy_to_user(uarg, &buf, sizeof(struct digi_getcounter))) {
-                       return (-EFAULT);
+                       return -EFAULT;
                }
-               return(0);
+               return 0;
        }
 
        /*
@@ -3454,7 +3454,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
 
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
                rc = put_user(events, (unsigned int __user *) arg);
-               return(rc);
+               return rc;
        }
 
        /*
@@ -3475,7 +3475,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
                 * Get data from user first.
                 */
                if (copy_from_user(&buf, uarg, sizeof(struct digi_getbuffer))) {
-                       return (-EFAULT);
+                       return -EFAULT;
                }
 
                DGNC_LOCK(ch->ch_lock, lock_flags);
@@ -3521,9 +3521,9 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
 
                if (copy_to_user(uarg, &buf, sizeof(struct digi_getbuffer))) {
-                       return (-EFAULT);
+                       return -EFAULT;
                }
-               return(0);
+               return 0;
        }
        default:
                DGNC_UNLOCK(ch->ch_lock, lock_flags);
@@ -3532,7 +3532,7 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
                DPR_IOCTL(("dgnc_tty_ioctl end - cmd %s (%x), arg %lx\n",
                        dgnc_ioctl_name(cmd), cmd, arg));
 
-               return(-ENOIOCTLCMD);
+               return -ENOIOCTLCMD;
        }
 
        DGNC_UNLOCK(ch->ch_lock, lock_flags);
@@ -3540,5 +3540,5 @@ static int dgnc_tty_ioctl(struct tty_struct *tty, unsigned int cmd,
        DPR_IOCTL(("dgnc_tty_ioctl end - cmd %s (%x), arg %lx\n",
                dgnc_ioctl_name(cmd), cmd, arg));
 
-       return(0);
+       return 0;
 }