Re: [RFC PATCH] procfs: Add file path and size to /proc/<pid>/fdinfo

From: Kees Cook
Date: Thu May 19 2022 - 21:50:10 EST


On Thu, May 19, 2022 at 02:40:15PM -0700, Kalesh Singh wrote:
> [...]
> + seq_file_path(m, file, "\n");
> + seq_putc(m, '\n');
>
> /* show_fd_locks() never deferences files so a stale value is safe */
> show_fd_locks(m, file, files);

This comment implies "file" might be stale? Does that mean anything for
the above seq_file_path()?

--
Kees Cook