diff options
| -rw-r--r-- | sys/net/switchofp.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/sys/net/switchofp.c b/sys/net/switchofp.c index 4561ff87840..33ca18310f1 100644 --- a/sys/net/switchofp.c +++ b/sys/net/switchofp.c @@ -1,4 +1,4 @@ -/* $OpenBSD: switchofp.c,v 1.55 2017/01/17 12:30:35 rzalamena Exp $ */ +/* $OpenBSD: switchofp.c,v 1.56 2017/01/17 12:34:21 rzalamena Exp $ */ /* * Copyright (c) 2016 Kazuya GODA <goda@openbsd.org> @@ -4074,8 +4074,11 @@ swofp_apply_set_field_ether(struct mbuf *m, int off, default: break; } - memcpy(swfcl->swfcl_vlan, pre_swfcl->swfcl_vlan, - sizeof(*swfcl->swfcl_vlan)); + + /* Update the classifier if it exists. */ + if (swfcl->swfcl_vlan) + memcpy(swfcl->swfcl_vlan, pre_swfcl->swfcl_vlan, + sizeof(*swfcl->swfcl_vlan)); } if (pre_swfcl->swfcl_ether) { |