From 50db8d0273551f8792b4d9367d43a0093fb4512d Mon Sep 17 00:00:00 2001 From: Christian Brauner Date: Mon, 4 Apr 2022 12:51:51 +0200 Subject: [PATCH] ovl: handle idmappings for layer fileattrs Take the upper mount's idmapping into account when setting fileattrs on the upper layer. This is needed to support idmapped base layers with overlay. Cc: Tested-by: Giuseppe Scrivano Reviewed-by: Amir Goldstein Signed-off-by: Christian Brauner (Microsoft) Signed-off-by: Miklos Szeredi --- fs/overlayfs/inode.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c index c7f2a2a8ac1d..7ed5df9c0fa6 100644 --- a/fs/overlayfs/inode.c +++ b/fs/overlayfs/inode.c @@ -537,7 +537,7 @@ int ovl_real_fileattr_set(struct path *realpath, struct fileattr *fa) if (err) return err; - return vfs_fileattr_set(&init_user_ns, realpath->dentry, fa); + return vfs_fileattr_set(mnt_user_ns(realpath->mnt), realpath->dentry, fa); } int ovl_fileattr_set(struct user_namespace *mnt_userns, -- 2.34.1