romfs: fix returm err while getting inode in fill_super

Getting an inode by romfs_iget may lead to an err in fill_super, and the
err value should be return.

And it should return -ENOMEM instead while d_make_root fails, fix it too.

Signed-off-by: Rui Xiang <rui.xiang@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 2 insertions, 4 deletions

diff --git a/fs/romfs/super.c b/fs/romfs/super.c
index ff1d3d42e72a..d8418782862b 100644
--- a/fs/romfs/super.c
+++ b/fs/romfs/super.c
@@ -533,16 +533,14 @@ static int romfs_fill_super(struct super_block *sb, void *data, int silent)
 
         root = romfs_iget(sb, pos);
         if (IS_ERR(root))
-                goto error;
+                return PTR_ERR(root);
 
         sb->s_root = d_make_root(root);
         if (!sb->s_root)
-                goto error;
+                return -ENOMEM;
 
         return 0;
 
-error:
-        return -EINVAL;
 error_rsb_inval:
         ret = -EINVAL;
 error_rsb: