[PATCH] NFS: remove the redundant check when kfree an object in nfs_netns_client_release

[zhong jiang]

kfree has taken the null check in account. hence it is unnecessary to add the
null check before kfree the object. Just remove it.

Signed-off-by: zhong jiang <zhongji...@huawei.com>
---
 fs/nfs/sysfs.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/fs/nfs/sysfs.c b/fs/nfs/sysfs.c
index 4f3390b..c489496 100644
--- a/fs/nfs/sysfs.c
+++ b/fs/nfs/sysfs.c
@@ -121,8 +121,7 @@ static void nfs_netns_client_release(struct kobject *kobj)
                        struct nfs_netns_client,
                        kobject);
 
-       if (c->identifier)
-               kfree(c->identifier);
+       kfree(c->identifier);
        kfree(c);
 }
 
-- 
1.7.12.4