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Initialize ip6 pointer before use.

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PR:		214169
MFC after:	1 week
This commit is contained in:
Andrey V. Elsukov 2016-11-06 02:33:04 +00:00
parent c15d869233
commit 8432fa5fd9
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=308358
1 changed files with 1 additions and 0 deletions
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1
sys/netinet/tcp_subr.c
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@ -2731,6 +2731,7 @@ tcp_signature_do_compute(struct mbuf *m, int len, int optlen,
* Note: Upper-Layer Packet Length comes before Next Header.
*/
case (IPV6_VERSION >> 4):
ip6 = mtod(m, struct ip6_hdr *);
in6 = ip6->ip6_src;
in6_clearscope(&in6);
MD5Update(&ctx, (char *)&in6, sizeof(struct in6_addr));