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authorglebius <glebius@FreeBSD.org>2010-07-01 17:46:12 +0000
committerglebius <glebius@FreeBSD.org>2010-07-01 17:46:12 +0000
commitf20ddfdf57e2b9a26f533913a8d39c52588d39f4 (patch)
tree45bcbd174ab9b2b12aefcc4b56f437eb72ff13e9 /sys/netgraph
parent9c3639722d0a2ddfe00a5db8f27bbb2ba815e80a (diff)
downloadFreeBSD-src-f20ddfdf57e2b9a26f533913a8d39c52588d39f4.zip
FreeBSD-src-f20ddfdf57e2b9a26f533913a8d39c52588d39f4.tar.gz
The struct ipfw_rule_ref follows the struct m_tag. Deal with this
correctly. This fixes breakage of ng_ipfw(4) in r201527. Submitted by: Alexander Zagrebin <alexz visp.ru>
Diffstat (limited to 'sys/netgraph')
-rw-r--r--sys/netgraph/ng_ipfw.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/sys/netgraph/ng_ipfw.c b/sys/netgraph/ng_ipfw.c
index 537040a..18dd537 100644
--- a/sys/netgraph/ng_ipfw.c
+++ b/sys/netgraph/ng_ipfw.c
@@ -221,20 +221,21 @@ ng_ipfw_findhook1(node_p node, u_int16_t rulenum)
static int
ng_ipfw_rcvdata(hook_p hook, item_p item)
{
- struct ipfw_rule_ref *tag;
+ struct m_tag *tag;
+ struct ipfw_rule_ref *r;
struct mbuf *m;
NGI_GET_M(item, m);
NG_FREE_ITEM(item);
- tag = (struct ipfw_rule_ref *)
- m_tag_locate(m, MTAG_IPFW_RULE, 0, NULL);
+ tag = m_tag_locate(m, MTAG_IPFW_RULE, 0, NULL);
if (tag == NULL) {
NG_FREE_M(m);
return (EINVAL); /* XXX: find smth better */
};
- if (tag->info & IPFW_INFO_IN) {
+ r = (struct ipfw_rule_ref *)(tag + 1);
+ if (r->info & IPFW_INFO_IN) {
ip_input(m);
return (0);
} else {
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