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>
diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c
index 35a36d3..24fa995 100644
--- a/fs/sysfs/dir.c
+++ b/fs/sysfs/dir.c
@@ -858,7 +858,6 @@
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 @@
/* 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 @@
error = 0;
out:
mutex_unlock(&sysfs_mutex);
- kfree(dup_name);
return error;
}