Commit b670883b authored Apr 10, 2017 by Zhilong Liu Committed by Shaohua Li Apr 10, 2017

md.c:didn't unlock the mddev before return EINVAL in array_size_store



md.c: it needs to release the mddev lock before
the array_size_store() returns.

Fixes: ab5a98b1 ("md-cluster: change array_sectors and update size are not supported")

Signed-off-by: Zhilong Liu <zlliu@suse.com>
Reviewed-by: Guoqing Jiang <gqjiang@suse.com>
Signed-off-by: Shaohua Li <shli@fb.com>

parent 065e519e

drivers/md/md.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -4950,8 +4950,10 @@ array_size_store(struct mddev mddev, const char buf, size_t len)
		return err;

		/* cluster raid doesn't support change array_sectors */
		if (mddev_is_clustered(mddev))
		if (mddev_is_clustered(mddev)) {
		mddev_unlock(mddev);
		return -EINVAL;
		}

		if (strncmp(buf, "default", 7) == 0) {
		if (mddev->pers)