Merge pull request #1539 from khng300/getdefaultgateway-rtm-fix

ext/libnatpmp: Set sa_len properly in getdefaultgateway()
4 years ago · cb31b3987f
1 changed files with 2 additions and 0 deletions
--- a/ext/libnatpmp/getgateway.c
+++ b/ext/libnatpmp/getgateway.c
@ -271,7 +271,9 @@ int getdefaultgateway(in_addr_t *addr)
  rtm.rtm_addrs = rtm_addrs;

  so_dst.sa_family = AF_INET;
+  so_dst.sa_len = sizeof(struct sockaddr);
  so_mask.sa_family = AF_INET;
+  so_mask.sa_len = sizeof(struct sockaddr);

  NEXTADDR(RTA_DST, so_dst);
  NEXTADDR(RTA_NETMASK, so_mask);