Re: [PATCH] autofs: add per dentry expire timeout

From: Al Viro
Date: Wed Aug 14 2024 - 01:46:06 EST


On Wed, Aug 14, 2024 at 11:50:37AM +0800, Ian Kent wrote:

> + inode_lock_shared(inode);
> + dentry = try_lookup_one_len(param->path, base, path_len);
> + inode_unlock_shared(inode);
> + if (!dentry)
> + return -ENOENT;
> + ino = autofs_dentry_ino(dentry);

Why can't we get ERR_PTR(...) from try_lookup_one_len() here?