Unverified Commit c57f07b2 authored by Christian Brauner's avatar Christian Brauner
Browse files

pidfs: move O_RDWR into pidfs_alloc_file() 

Since all pidfds must be O_RDWR currently enfore that directly in the
file allocation function itself instead of letting callers specify it.

Link: https://lore.kernel.org/20250414-work-coredump-v2-1-685bf231f828@kernel.org


Tested-by: default avatarLuca Boccassi <luca.boccassi@gmail.com>
Reviewed-by: default avatarOleg Nesterov <oleg@redhat.com>
Signed-off-by: default avatarChristian Brauner <brauner@kernel.org>
parent e1b477c2

fs/pidfs.c

+1 −0
Original line number Diff line number Diff line
@@ -892,6 +892,7 @@ struct file *pidfs_alloc_file(struct pid *pid, unsigned int flags) 
		return ERR_PTR(-ESRCH);



	flags &= ~PIDFD_STALE;

	flags |= O_RDWR;

	pidfd_file = dentry_open(&path, flags, current_cred());

	/* Raise PIDFD_THREAD explicitly as do_dentry_open() strips it. */

	if (!IS_ERR(pidfd_file))