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Merge pull request #1957 from qlyoung/fix-mtrace-unaligned-pointer-access

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pimd: fix unaligned pointer access
This commit is contained in:
Renato Westphal 2018-03-23 12:33:11 -03:00 committed by GitHub
commit 73b3323c37
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 11 additions and 4 deletions
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15
pimd/pim_igmp_mtrace.c
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@ -101,6 +101,13 @@ static void mtrace_debug(struct pim_interface *pim_ifp,
char dst_str[INET_ADDRSTRLEN];
char rsp_str[INET_ADDRSTRLEN];
struct in_addr ga, sa, da, ra;
ga = mtracep->grp_addr;
sa = mtracep->src_addr;
da = mtracep->dst_addr;
ra = mtracep->rsp_addr;
zlog_debug(
"Rx mtrace packet incoming on %s: "
"hops=%d type=%d size=%d, grp=%s, src=%s,"
@ -108,13 +115,13 @@ static void mtrace_debug(struct pim_interface *pim_ifp,
inet_ntop(AF_INET, &(pim_ifp->primary_address), inc_str,
sizeof(inc_str)),
mtracep->hops, mtracep->type, mtrace_len,
inet_ntop(AF_INET, &(mtracep->grp_addr), grp_str,
inet_ntop(AF_INET, &ga, grp_str,
sizeof(grp_str)),
inet_ntop(AF_INET, &(mtracep->src_addr), src_str,
inet_ntop(AF_INET, &sa, src_str,
sizeof(src_str)),
inet_ntop(AF_INET, &(mtracep->dst_addr), dst_str,
inet_ntop(AF_INET, &da, dst_str,
sizeof(dst_str)),
inet_ntop(AF_INET, &(mtracep->rsp_addr), rsp_str,
inet_ntop(AF_INET, &ra, rsp_str,
sizeof(rsp_str)),
mtracep->rsp_ttl, ntohl(mtracep->qry_id));
if (mtrace_len > (int)sizeof(struct igmp_mtrace)) {