ocfs2: clean up redundant NULL check before iput

Since iput will take care the NULL check itself, NULL check before
calling it is redundant.  So clean them up.

Signed-off-by: Joseph Qi <joseph.qi@huawei.com>
Cc: Mark Fasheh <mfasheh@suse.de>
Cc: Joel Becker <jlbec@evilplan.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index 64dcd78..c62d761 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -1722,8 +1722,7 @@
 	ocfs2_inode_unlock(inode, 0);
 	status = 0;
 bail:
-	if (inode)
-		iput(inode);
+	iput(inode);
 
 	if (status)
 		mlog_errno(status);