Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 7263b1bd authored by Jaegeuk Kim's avatar Jaegeuk Kim
Browse files

f2fs: fix wrong error hanlder in f2fs_follow_link 



The page_follow_link_light returns NULL and its error pointer was remained
in nd->path.

Reported-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: default avatarChao Yu <chao2.yu@samsung.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 5463e7c1

fs/f2fs/namei.c

+3 −5
Original line number Diff line number Diff line
@@ -298,16 +298,14 @@ static int f2fs_unlink(struct inode *dir, struct dentry *dentry) 


static void *f2fs_follow_link(struct dentry *dentry, struct nameidata *nd)

{

	struct page *page;

	struct page *page = page_follow_link_light(dentry, nd);



	page = page_follow_link_light(dentry, nd);

	if (IS_ERR(page))

	if (IS_ERR_OR_NULL(page))

		return page;



	/* this is broken symlink case */

	if (*nd_get_link(nd) == 0) {

		kunmap(page);

		page_cache_release(page);

		page_put_link(dentry, nd, page);

		return ERR_PTR(-ENOENT);

	}

	return page;