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Don't require specifying an interface in fence_virt.conf

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Signed-off-by: Lon Hohberger <lhh@redhat.com>
This commit is contained in:
Lon Hohberger 2009-08-21 14:55:54 -04:00
parent ca6ba1b768
commit 4ba33b27b9
1 changed files with 8 additions and 1 deletions
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9
common/mcast.c
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@ -53,6 +53,9 @@ ipv4_recv_sk(char *addr, int port, unsigned int ifindex)
struct ip_mreqn mreq;
struct sockaddr_in sin;
memset(&mreq, 0, sizeof(mreq));
memset(&sin, 0, sizeof(sin));
/* Store multicast address */
if (inet_pton(PF_INET, addr,
(void *)&mreq.imr_multiaddr.s_addr) < 0) {
@ -90,7 +93,11 @@ ipv4_recv_sk(char *addr, int port, unsigned int ifindex)
* Join multicast group
*/
/* mreq.imr_multiaddr.s_addr is set above */
mreq.imr_ifindex = ifindex;
if (ifindex == 0) {
mreq.imr_address.s_addr = htonl(INADDR_ANY);
} else {
mreq.imr_ifindex = ifindex;
}
dbg_printf(4, "Joining multicast group\n");
if (setsockopt(sock, IPPROTO_IP, IP_ADD_MEMBERSHIP,
&mreq, sizeof(mreq)) == -1) {