From mboxrd@z Thu Jan 1 00:00:00 1970 From: SF Markus Elfring Date: Tue, 18 Nov 2014 13:48:09 +0000 Subject: [PATCH 1/1] nilfs2: Deletion of an unnecessary check before the function call "iput" Message-Id: <546B4E19.8050405@users.sourceforge.net> List-Id: References: <5307CAA2.8060406@users.sourceforge.net> <530A086E.8010901@users.sourceforge.net> <530A72AA.3000601@users.sourceforge.net> <530B5FB6.6010207@users.sourceforge.net> <530C5E18.1020800@users.sourceforge.net> <530CD2C4.4050903@users.sourceforge.net> <530CF8FF.8080600@users.sourceforge.net> <530DD06F.4090703@users.sourceforge.net> <5317A59D.4@users.sourceforge.net> In-Reply-To: <5317A59D.4@users.sourceforge.net> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: cocci@systeme.lip6.fr From: Markus Elfring Date: Tue, 18 Nov 2014 14:41:27 +0100 The iput() function tests whether its argument is NULL and then returns immediately. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring --- fs/nilfs2/the_nilfs.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/fs/nilfs2/the_nilfs.c b/fs/nilfs2/the_nilfs.c index 9da25fe..69bd801 100644 --- a/fs/nilfs2/the_nilfs.c +++ b/fs/nilfs2/the_nilfs.c @@ -808,8 +808,7 @@ void nilfs_put_root(struct nilfs_root *root) spin_lock(&nilfs->ns_cptree_lock); rb_erase(&root->rb_node, &nilfs->ns_cptree); spin_unlock(&nilfs->ns_cptree_lock); - if (root->ifile) - iput(root->ifile); + iput(root->ifile); kfree(root); } -- 2.1.3