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ovl: port ovl_set_link_redirect() to cred guard

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Use the scoped ovl cred guard.

Link: https://patch.msgid.link/20251117-work-ovl-cred-guard-v4-4-b31603935724@kernel.org
Reviewed-by: Amir Goldstein <amir73il@gmail.com>
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Christian Brauner
2025-11-17 10:33:35 +01:00
parent 8c9531edcf
commit ff4f6e4689
1 changed files with 2 additions and 8 deletions
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10
fs/overlayfs/dir.c
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@@ -731,14 +731,8 @@ static int ovl_symlink(struct mnt_idmap *idmap, struct inode *dir,
static int ovl_set_link_redirect(struct dentry *dentry)
{
const struct cred *old_cred;
int err;
old_cred = ovl_override_creds(dentry->d_sb);
err = ovl_set_redirect(dentry, false);
ovl_revert_creds(old_cred);
return err;
with_ovl_creds(dentry->d_sb)
return ovl_set_redirect(dentry, false);
}
static int ovl_link(struct dentry *old, struct inode *newdir,