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authorSasikantha babu <sasikanth.v19@gmail.com>2012-05-03 00:56:14 +0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-05-03 01:55:09 +0400
commitb4eafca1132d6065c2f37a873dbf4e0bb88cb23f (patch)
tree5c4ae4434dadebbbc82954227b4028804ac5797d /fs/sysfs
parenteb1574270a6de8fb8d31ffc3b021e30df0afcda3 (diff)
downloadlinux-b4eafca1132d6065c2f37a873dbf4e0bb88cb23f.tar.xz
sysfs: Removed dup_name entirely in sysfs_rename
Since no one using "dup_name", removed it completely in sysfs_rename. Signed-off-by: Sasikantha babu <sasikanth.v19@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/sysfs')
-rw-r--r--fs/sysfs/dir.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c
index 35a36d39fa2c..24fa995f0312 100644
--- a/fs/sysfs/dir.c
+++ b/fs/sysfs/dir.c
@@ -858,7 +858,6 @@ int sysfs_rename(struct sysfs_dirent *sd,
struct sysfs_dirent *new_parent_sd, const void *new_ns,
const char *new_name)
{
- const char *dup_name = NULL;
int error;
mutex_lock(&sysfs_mutex);
@@ -875,11 +874,11 @@ int sysfs_rename(struct sysfs_dirent *sd,
/* rename sysfs_dirent */
if (strcmp(sd->s_name, new_name) != 0) {
error = -ENOMEM;
- new_name = dup_name = kstrdup(new_name, GFP_KERNEL);
+ new_name = kstrdup(new_name, GFP_KERNEL);
if (!new_name)
goto out;
- dup_name = sd->s_name;
+ kfree(sd->s_name);
sd->s_name = new_name;
}
@@ -895,7 +894,6 @@ int sysfs_rename(struct sysfs_dirent *sd,
error = 0;
out:
mutex_unlock(&sysfs_mutex);
- kfree(dup_name);
return error;
}