[XFS] handle error returns from freeze_bdev

SGI-PV: 945483 SGI-Modid: xfs-linux-melb:xfs-kern:201884a Signed-off-by: Christoph Hellwig <hch@sgi.com> Signed-off-by: Nathan Scott <nathans@sgi.com>
git-mirror · Nov 25, 2005 · f33c679 · f33c679
1 parent 55b02d7
commit f33c679
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c
@@ -550,7 +550,7 @@ xfs_fs_goingdown(
 		struct vfs *vfsp = XFS_MTOVFS(mp);
 		struct super_block *sb = freeze_bdev(vfsp->vfs_super->s_bdev);
 
-		if (sb) {
+		if (sb && !IS_ERR(sb)) {
 			xfs_force_shutdown(mp, XFS_FORCE_UMOUNT);
 			thaw_bdev(sb->s_bdev, sb);
 		}