pimd: When bind fails we could leave an open socket

Clean up the rare situation when bind fails to not
close the fd that was just opened and have the socket
leaked.

Signed-off-by: Donald Sharp <sharpd@nvidia.com>

diff --git a/pimd/pim_igmp.c b/pimd/pim_igmp.c
index ed580d7539cbe3c69906a57dd4b7b9c63700ec62..04ece6dbb0d85787675de4fc28affa6de53e5b0e 100644 (file)
--- a/pimd/pim_igmp.c
+++ b/pimd/pim_igmp.c
@@ -1013,6 +1013,8 @@ struct igmp_sock *pim_igmp_sock_add(struct list *igmp_sock_list,
        if (bind(fd, (struct sockaddr *) &sin, sizeof(sin)) != 0) {
                zlog_warn("Could not bind IGMP socket for %s on %s",
                          inet_ntoa(ifaddr), ifp->name);
+               close(fd);
+
                return NULL;
        }