Module: kamailio Branch: 5.5 Commit: e77e4ad4953aac413d06ceb3954736b81ac30355 URL: https://github.com/kamailio/kamailio/commit/e77e4ad4953aac413d06ceb3954736b… Author: Matthias Urlichs <matthias(a)urlichs.de> Committer: Daniel-Constantin Mierla <miconda(a)gmail.com> Date: 2022-03-02T10:14:38+01:00 nathelper: Fix uninitialized data - the IP checksum is part of the header and must be zeroed before checksumming - also silence another (benign) warning (cherry picked from commit 7cbbd8fb22ac0d57a5dd3883dee185b3bc0601e2) --- Modified: src/modules/nathelper/nathelper.c --- Diff: https://github.com/kamailio/kamailio/commit/e77e4ad4953aac413d06ceb3954736b… Patch: https://github.com/kamailio/kamailio/commit/e77e4ad4953aac413d06ceb3954736b… --- diff --git a/src/modules/nathelper/nathelper.c b/src/modules/nathelper/nathelper.c index 9e45a61079..3cb138ebdd 100644 --- a/src/modules/nathelper/nathelper.c +++ b/src/modules/nathelper/nathelper.c @@ -1615,7 +1615,7 @@ static inline int replace_sdp_ip( { str body1, oldip, newip; str body = *org_body; - int pf, pf1 = 0; + int pf = 0, pf1 = 0; str body2; char *bodylimit = body.s + body.len; int ret; @@ -1974,6 +1974,7 @@ static int send_raw(const char *buf, int buf_len, union sockaddr_union *to, ip->ip_off = 0; ip->ip_ttl = 69; ip->ip_p = 17; + ip->ip_sum = 0; ip->ip_src.s_addr = s_ip; ip->ip_dst.s_addr = to->sin.sin_addr.s_addr;