seccomp: Add find_notification helper

This adds a helper which can iterate through a seccomp_filter to
find a notification matching an ID. It removes several replicated
chunks of code.

Signed-off-by: Sargun Dhillon <[email protected]>
Acked-by: Christian Brauner <[email protected]>
Reviewed-by: Tycho Andersen <[email protected]>
Cc: Matt Denton <[email protected]>
Cc: Kees Cook <[email protected]>,
Cc: Jann Horn <[email protected]>,
Cc: Robert Sesek <[email protected]>,
Cc: Chris Palmer <[email protected]>
Cc: Christian Brauner <[email protected]>
Cc: Tycho Andersen <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Kees Cook <[email protected]>

0 files changed, 0 insertions, 0 deletions