[netfilter-cvslog] [conntrack-tools] check for missing IPv6 address before hashing

[Pablo Neira]

Gitweb:		http://git.netfilter.org/cgi-bin/gitweb.cgi?p=conntrack-tools.git;a=commit;h=599e63ea72995ff36d445cd5bd9849ecdd4590ae
commit 599e63ea72995ff36d445cd5bd9849ecdd4590ae
Author:     Pablo Neira Ayuso <pablo at netfilter.org>
AuthorDate: Wed May 21 13:21:49 2008 +0200
Commit:     Pablo Neira Ayuso <pablo at netfilter.org>
CommitDate: Wed May 21 13:21:49 2008 +0200

    check for missing IPv6 address before hashing
       via  599e63ea72995ff36d445cd5bd9849ecdd4590ae (commit)
      from  768a0835e47472a99af14707ec84ea9184b6577d (commit)

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not appeared on any other notification email; so we list those
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- Log -----------------------------------------------------------------
commit 599e63ea72995ff36d445cd5bd9849ecdd4590ae
Author: Pablo Neira Ayuso <pablo at netfilter.org>
Date:   Wed May 21 13:21:49 2008 +0200

    check for missing IPv6 address before hashing

-----------------------------------------------------------------------

 src/cache.c |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/src/cache.c b/src/cache.c
index 4162661..ed76680 100644
--- a/src/cache.c
+++ b/src/cache.c
@@ -75,6 +75,14 @@ static uint32_t hash(const void *data, struct hashtable *table)
 			ret = __hash4(u->ct, table);
 			break;
 		case AF_INET6:
+			if (!nfct_attr_is_set(u->ct, ATTR_ORIG_IPV6_SRC) ||
+			    !nfct_attr_is_set(u->ct, ATTR_ORIG_IPV6_DST)) {
+				dlog(LOG_ERR, "missing IPv6 address. "
+					      "You forgot to load "
+					      "nf_conntrack_ipv6?");
+				return 0;
+			}
+
 			ret = __hash6(u->ct, table);
 			break;
 		default: