ocfs2: remove redundant conditional before iput

iput handles NULL pointers gracefully, so there's no need to check the
pointer before the call.

Link: https://lkml.kernel.org/r/20201231040535.4091761-1-yili@winhong.com
Signed-off-by: Yi Li <yili@winhong.com>
Acked-by: Joseph Qi <joseph.qi@linux.alibaba.com>
Cc: Mark Fasheh <mark@fasheh.com>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: Junxiao Bi <junxiao.bi@oracle.com>
Cc: Changwei Ge <gechangwei@live.cn>
Cc: Gang He <ghe@suse.com>
Cc: Jun Piao <piaojun@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

fs/ocfs2/super.c

@@ -973,8 +973,6 @@ static void ocfs2_disable_quotas(struct ocfs2_super *osb)
 		 * quota files */
 		dquot_disable(sb, type, DQUOT_USAGE_ENABLED |
 					DQUOT_LIMITS_ENABLED);
-		if (!inode)
-			continue;
 		iput(inode);
 	}
 }