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authorChristian Brauner <brauner@kernel.org>2025-11-17 10:33:47 +0100
committerChristian Brauner <brauner@kernel.org>2025-11-19 21:58:22 +0100
commit47eba7f7fd1543dd1a677e6f971b11925e8b9b9b (patch)
treeb8239fb47295f6f3590022b4292868ab75d701e1 /fs/overlayfs
parentd81999b40baf669cc2566d4fb102356548f46a91 (diff)
ovl: port ovl_get_link() to cred guard
Use the scoped ovl cred guard. Link: https://patch.msgid.link/20251117-work-ovl-cred-guard-v4-16-b31603935724@kernel.org Reviewed-by: Amir Goldstein <amir73il@gmail.com> Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'fs/overlayfs')
-rw-r--r--fs/overlayfs/inode.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c
index 7dbf6cf2252d..31e4fb14ac13 100644
--- a/fs/overlayfs/inode.c
+++ b/fs/overlayfs/inode.c
@@ -325,16 +325,11 @@ static const char *ovl_get_link(struct dentry *dentry,
struct inode *inode,
struct delayed_call *done)
{
- const struct cred *old_cred;
- const char *p;
-
if (!dentry)
return ERR_PTR(-ECHILD);
- old_cred = ovl_override_creds(dentry->d_sb);
- p = vfs_get_link(ovl_dentry_real(dentry), done);
- ovl_revert_creds(old_cred);
- return p;
+ with_ovl_creds(dentry->d_sb)
+ return vfs_get_link(ovl_dentry_real(dentry), done);
}
#ifdef CONFIG_FS_POSIX_ACL