Merge remote-tracking branches 'asoc/fix/adsp', 'asoc/fix/amd', 'asoc/fix/atmel'...

[linux-2.6-microblaze.git] / drivers / scsi / scsi_devinfo.c

diff --git a/drivers/scsi/scsi_devinfo.c b/drivers/scsi/scsi_devinfo.c
index fe5a9ea..449ef5a 100644 (file)
--- a/drivers/scsi/scsi_devinfo.c
+++ b/drivers/scsi/scsi_devinfo.c
@@ -22,7 +22,7 @@ struct scsi_dev_info_list {
        struct list_head dev_info_list;
        char vendor[8];
        char model[16];
-       unsigned flags;
+       blist_flags_t flags;
        unsigned compatible; /* for use with scsi_static_device_list entries */
 };
 
@@ -34,8 +34,7 @@ struct scsi_dev_info_list_table {
 };
 
 
-static const char spaces[] = "                "; /* 16 of them */
-static unsigned scsi_default_dev_flags;
+static blist_flags_t scsi_default_dev_flags;
 static LIST_HEAD(scsi_dev_info_list);
 static char scsi_dev_flags[256];
 
@@ -52,7 +51,7 @@ static struct {
        char *vendor;
        char *model;
        char *revision; /* revision known to be bad, unused */
-       unsigned flags;
+       blist_flags_t flags;
 } scsi_static_device_list[] __initdata = {
        /*
         * The following devices are known not to tolerate a lun != 0 scan
@@ -298,20 +297,13 @@ static void scsi_strcpy_devinfo(char *name, char *to, size_t to_length,
        size_t from_length;
 
        from_length = strlen(from);
-       strncpy(to, from, min(to_length, from_length));
-       if (from_length < to_length) {
-               if (compatible) {
-                       /*
-                        * NUL terminate the string if it is short.
-                        */
-                       to[from_length] = '\0';
-               } else {
-                       /*
-                        * space pad the string if it is short.
-                        */
-                       strncpy(&to[from_length], spaces,
-                               to_length - from_length);
-               }
+       /* This zero-pads the destination */
+       strncpy(to, from, to_length);
+       if (from_length < to_length && !compatible) {
+               /*
+                * space pad the string if it is short.
+                */
+               memset(&to[from_length], ' ', to_length - from_length);
        }
        if (from_length > to_length)
                 printk(KERN_WARNING "%s: %s string '%s' is too long\n",
@@ -335,7 +327,7 @@ static void scsi_strcpy_devinfo(char *name, char *to, size_t to_length,
  * Returns: 0 OK, -error on failure.
  **/
 static int scsi_dev_info_list_add(int compatible, char *vendor, char *model,
-                           char *strflags, int flags)
+                           char *strflags, blist_flags_t flags)
 {
        return scsi_dev_info_list_add_keyed(compatible, vendor, model,
                                            strflags, flags,
@@ -361,7 +353,7 @@ static int scsi_dev_info_list_add(int compatible, char *vendor, char *model,
  * Returns: 0 OK, -error on failure.
  **/
 int scsi_dev_info_list_add_keyed(int compatible, char *vendor, char *model,
-                                char *strflags, int flags, int key)
+                                char *strflags, blist_flags_t flags, int key)
 {
        struct scsi_dev_info_list *devinfo;
        struct scsi_dev_info_list_table *devinfo_table =
@@ -458,7 +450,8 @@ static struct scsi_dev_info_list *scsi_dev_info_list_find(const char *vendor,
                        /*
                         * vendor strings must be an exact match
                         */
-                       if (vmax != strlen(devinfo->vendor) ||
+                       if (vmax != strnlen(devinfo->vendor,
+                                           sizeof(devinfo->vendor)) ||
                            memcmp(devinfo->vendor, vskip, vmax))
                                continue;
 
@@ -466,7 +459,7 @@ static struct scsi_dev_info_list *scsi_dev_info_list_find(const char *vendor,
                         * @model specifies the full string, and
                         * must be larger or equal to devinfo->model
                         */
-                       mlen = strlen(devinfo->model);
+                       mlen = strnlen(devinfo->model, sizeof(devinfo->model));
                        if (mmax < mlen || memcmp(devinfo->model, mskip, mlen))
                                continue;
                        return devinfo;
@@ -571,9 +564,9 @@ static int scsi_dev_info_list_add_str(char *dev_list)
  *     matching flags value, else return the host or global default
  *     settings.  Called during scan time.
  **/
-int scsi_get_device_flags(struct scsi_device *sdev,
-                         const unsigned char *vendor,
-                         const unsigned char *model)
+blist_flags_t scsi_get_device_flags(struct scsi_device *sdev,
+                                   const unsigned char *vendor,
+                                   const unsigned char *model)
 {
        return scsi_get_device_flags_keyed(sdev, vendor, model,
                                           SCSI_DEVINFO_GLOBAL);
@@ -593,7 +586,7 @@ int scsi_get_device_flags(struct scsi_device *sdev,
  *     flags value, else return the host or global default settings.
  *     Called during scan time.
  **/
-int scsi_get_device_flags_keyed(struct scsi_device *sdev,
+blist_flags_t scsi_get_device_flags_keyed(struct scsi_device *sdev,
                                const unsigned char *vendor,
                                const unsigned char *model,
                                int key)