From 5517646e14d18768ee72ae2f4320826f2169329a Mon Sep 17 00:00:00 2001 From: Christian Brauner Date: Mon, 17 Nov 2025 10:33:57 +0100 Subject: [PATCH] ovl: port ovl_dir_llseek() to cred guard Use the scoped ovl cred guard. Link: https://patch.msgid.link/20251117-work-ovl-cred-guard-v4-26-b31603935724@kernel.org Reviewed-by: Amir Goldstein Signed-off-by: Christian Brauner --- fs/overlayfs/readdir.c | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-) diff --git a/fs/overlayfs/readdir.c b/fs/overlayfs/readdir.c index e285194306cc..28d399de26f3 100644 --- a/fs/overlayfs/readdir.c +++ b/fs/overlayfs/readdir.c @@ -955,14 +955,8 @@ static loff_t ovl_dir_llseek(struct file *file, loff_t offset, int origin) static struct file *ovl_dir_open_realfile(const struct file *file, const struct path *realpath) { - struct file *res; - const struct cred *old_cred; - - old_cred = ovl_override_creds(file_inode(file)->i_sb); - res = ovl_path_open(realpath, O_RDONLY | (file->f_flags & O_LARGEFILE)); - ovl_revert_creds(old_cred); - - return res; + with_ovl_creds(file_inode(file)->i_sb) + return ovl_path_open(realpath, O_RDONLY | (file->f_flags & O_LARGEFILE)); } /*