diff options
| author |   dhartmei <dhartmei@openbsd.org> | 2004-05-09 00:16:38 +0000 |
|---|---|---|
| committer | dhartmei <dhartmei@openbsd.org> | 2004-05-09 00:16:38 +0000 |
| commit | d424f7ce6f5a5490a8dfb91c61cfb07236eed8ea (patch) | |
| tree | b1b536ffa0f6e8e2955062368609f97fe2314238 | |
| parent | zap another tiny header; ok deraadt@ (diff) | |
| download | wireguard-openbsd-d424f7ce6f5a5490a8dfb91c61cfb07236eed8ea.tar.xz wireguard-openbsd-d424f7ce6f5a5490a8dfb91c61cfb07236eed8ea.zip | |
Don't dereference scrub pointer when it's NULL, fix PR 3775, from
Marc Huber. ok deraadt@
| -rw-r--r-- | sys/net/pf_norm.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/net/pf_norm.c b/sys/net/pf_norm.c index f95c57f9682..a6528496fb2 100644 --- a/sys/net/pf_norm.c +++ b/sys/net/pf_norm.c @@ -1,4 +1,4 @@ -/* $OpenBSD: pf_norm.c,v 1.85 2004/05/05 23:16:03 frantzen Exp $ */ +/* $OpenBSD: pf_norm.c,v 1.86 2004/05/09 00:16:38 dhartmei Exp $ */ /* * Copyright 2001 Niels Provos <provos@citi.umich.edu> @@ -1738,7 +1738,7 @@ pf_normalize_tcp_stateful(struct mbuf *m, int off, struct pf_pdesc *pd, * TCP streams immedietly after the 3whs and don't timestamp their * packets (seen in a WWW accelerator or cache). */ - if (pd->p_len > 0 && (src->scrub->pfss_flags & + if (pd->p_len > 0 && src->scrub && (src->scrub->pfss_flags & (PFSS_TIMESTAMP|PFSS_DATA_TS|PFSS_DATA_NOTS)) == PFSS_TIMESTAMP) { if (got_ts) src->scrub->pfss_flags |= PFSS_DATA_TS; |