pimd: Fix coverity checked return issue

Signed-off-by: Nathan Bahr <nbahr@atcorp.com>

diff --git a/pimd/pim_autorp.c b/pimd/pim_autorp.c
index f050397c4f043ac719f6f2f5c08a3b06519e8b4f..8f3b8de3cd95462034d856bcc173ef042677ae63 100644 (file)
--- a/pimd/pim_autorp.c
+++ b/pimd/pim_autorp.c
@@ -540,9 +540,13 @@ static void autorp_send_announcement(struct event *evt)
        inet_pton(PIM_AF, PIM_AUTORP_ANNOUNCEMENT_GRP, &announceGrp.sin_addr);
 
        if (autorp->annouce_pkt_sz >= MIN_AUTORP_PKT_SZ) {
-               setsockopt(autorp->sock, IPPROTO_IP, IP_MULTICAST_TTL,
-                          &(autorp->announce_scope),
-                          sizeof(autorp->announce_scope));
+               if (setsockopt(autorp->sock, IPPROTO_IP, IP_MULTICAST_TTL,
+                              &(autorp->announce_scope),
+                              sizeof(autorp->announce_scope)) < 0) {
+                       if (PIM_DEBUG_AUTORP)
+                               zlog_err("%s: Failed to set Multicast TTL for sending AutoRP announcement message, errno=%d, %s",
+                                        __func__, errno, safe_strerror(errno));
+               }
 
                FOR_ALL_INTERFACES (autorp->pim->vrf, ifp) {
                        pim_ifp = ifp->info;
@@ -553,10 +557,16 @@ static void autorp_send_announcement(struct event *evt)
                            pim_ifp && pim_ifp->pim_enable &&
                            !pim_ifp->pim_passive_enable &&
                            !pim_addr_is_any(pim_ifp->primary_address)) {
-                               setsockopt(autorp->sock, IPPROTO_IP,
-                                          IP_MULTICAST_IF,
-                                          &(pim_ifp->primary_address),
-                                          sizeof(pim_ifp->primary_address));
+                               if (setsockopt(autorp->sock, IPPROTO_IP,
+                                              IP_MULTICAST_IF,
+                                              &(pim_ifp->primary_address),
+                                              sizeof(pim_ifp->primary_address)) <
+                                   0) {
+                                       if (PIM_DEBUG_AUTORP)
+                                               zlog_err("%s: Failed to set Multicast Interface for sending AutoRP announcement message, errno=%d, %s",
+                                                        __func__, errno,
+                                                        safe_strerror(errno));
+                               }
                                if (sendto(autorp->sock, autorp->annouce_pkt,
                                           autorp->annouce_pkt_sz, 0,
                                           (struct sockaddr *)&announceGrp,