staging: dgrp: Remove casting the return value which is a void pointer

Casting the return value which is a void pointer is redundant.
The conversion from void pointer to any other pointer type is
guaranteed by the C programming language.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/dgrp/dgrp_sysfs.c b/drivers/staging/dgrp/dgrp_sysfs.c
index 8cee9c8..9a18a2c 100644 (file)
--- a/drivers/staging/dgrp/dgrp_sysfs.c
+++ b/drivers/staging/dgrp/dgrp_sysfs.c
@@ -157,7 +157,7 @@ static ssize_t dgrp_node_state_show(struct device *c,
 
        if (!c)
                return 0;
-       nd = (struct nd_struct *) dev_get_drvdata(c);
+       nd = dev_get_drvdata(c);
        if (!nd)
                return 0;
 
@@ -174,7 +174,7 @@ static ssize_t dgrp_node_description_show(struct device *c,
 
        if (!c)
                return 0;
-       nd = (struct nd_struct *) dev_get_drvdata(c);
+       nd = dev_get_drvdata(c);
        if (!nd)
                return 0;
 
@@ -192,7 +192,7 @@ static ssize_t dgrp_node_hw_version_show(struct device *c,
 
        if (!c)
                return 0;
-       nd = (struct nd_struct *) dev_get_drvdata(c);
+       nd = dev_get_drvdata(c);
        if (!nd)
                return 0;
 
@@ -212,7 +212,7 @@ static ssize_t dgrp_node_hw_id_show(struct device *c,
 
        if (!c)
                return 0;
-       nd = (struct nd_struct *) dev_get_drvdata(c);
+       nd = dev_get_drvdata(c);
        if (!nd)
                return 0;
 
@@ -232,7 +232,7 @@ static ssize_t dgrp_node_sw_version_show(struct device *c,
        if (!c)
                return 0;
 
-       nd = (struct nd_struct *) dev_get_drvdata(c);
+       nd = dev_get_drvdata(c);
        if (!nd)
                return 0;
 
@@ -311,7 +311,7 @@ static ssize_t dgrp_tty_state_show(struct device *d,
 
        if (!d)
                return 0;
-       un = (struct un_struct *) dev_get_drvdata(d);
+       un = dev_get_drvdata(d);
        if (!un)
                return 0;
 
@@ -328,7 +328,7 @@ static ssize_t dgrp_tty_baud_show(struct device *d,
 
        if (!d)
                return 0;
-       un = (struct un_struct *) dev_get_drvdata(d);
+       un = dev_get_drvdata(d);
        if (!un)
                return 0;
        ch = un->un_ch;
@@ -348,7 +348,7 @@ static ssize_t dgrp_tty_msignals_show(struct device *d,
 
        if (!d)
                return 0;
-       un = (struct un_struct *) dev_get_drvdata(d);
+       un = dev_get_drvdata(d);
        if (!un)
                return 0;
        ch = un->un_ch;
@@ -377,7 +377,7 @@ static ssize_t dgrp_tty_iflag_show(struct device *d,
 
        if (!d)
                return 0;
-       un = (struct un_struct *) dev_get_drvdata(d);
+       un = dev_get_drvdata(d);
        if (!un)
                return 0;
        ch = un->un_ch;
@@ -396,7 +396,7 @@ static ssize_t dgrp_tty_cflag_show(struct device *d,
 
        if (!d)
                return 0;
-       un = (struct un_struct *) dev_get_drvdata(d);
+       un = dev_get_drvdata(d);
        if (!un)
                return 0;
        ch = un->un_ch;
@@ -415,7 +415,7 @@ static ssize_t dgrp_tty_oflag_show(struct device *d,
 
        if (!d)
                return 0;
-       un = (struct un_struct *) dev_get_drvdata(d);
+       un = dev_get_drvdata(d);
        if (!un)
                return 0;
        ch = un->un_ch;
@@ -434,7 +434,7 @@ static ssize_t dgrp_tty_digi_flag_show(struct device *d,
 
        if (!d)
                return 0;
-       un = (struct un_struct *) dev_get_drvdata(d);
+       un = dev_get_drvdata(d);
        if (!un)
                return 0;
        ch = un->un_ch;
@@ -453,7 +453,7 @@ static ssize_t dgrp_tty_rxcount_show(struct device *d,
 
        if (!d)
                return 0;
-       un = (struct un_struct *) dev_get_drvdata(d);
+       un = dev_get_drvdata(d);
        if (!un)
                return 0;
        ch = un->un_ch;
@@ -472,7 +472,7 @@ static ssize_t dgrp_tty_txcount_show(struct device *d,
 
        if (!d)
                return 0;
-       un = (struct un_struct *) dev_get_drvdata(d);
+       un = dev_get_drvdata(d);
        if (!un)
                return 0;
        ch = un->un_ch;
@@ -493,7 +493,7 @@ static ssize_t dgrp_tty_name_show(struct device *d,
 
        if (!d)
                return 0;
-       un = (struct un_struct *) dev_get_drvdata(d);
+       un = dev_get_drvdata(d);
        if (!un)
                return 0;
        ch = un->un_ch;