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(parent: b2ee069) | patch
pf: Set the pfik_group for userspace
authorKristof Provost <kp@FreeBSD.org>
Sun, 16 May 2021 06:50:17 +0000 (08:50 +0200)
committerKristof Provost <kp@FreeBSD.org>
Mon, 17 May 2021 11:48:06 +0000 (13:48 +0200)
commitd69cc040147284c414dfd1c9f498dcc7c8291a8b
tree9d287cbed0ff6b5968aa34453504b9409db386edtree | snapshot
parentb2ee069e8cf73ea91388dbbc9061af01109c774acommit | diff
pf: Set the pfik_group for userspace

Userspace relies on this pointer to work out if the kif is a group or
not. It can't use it for anything else, because it's a pointer to a
kernel address. Substitute 0xfeedc0de for 'true', so that we don't leak
kernel memory addresses to userspace.

PR: 255852
Reviewed by: donner
MFC after: 1 week
Differential Revision: https://reviews.freebsd.org/D30284
sys/netpfil/pf/pf_if.c diff | blob | history
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