capmt: check negative value for tvh_socket()

tvheadend · Oct 3, 2014 · 12be763 · 12be763
1 parent be55658
commit 12be763
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/descrambler/capmt.c b/src/descrambler/capmt.c
@@ -1354,6 +1354,10 @@ static int
 capmt_create_udp_socket(capmt_t *capmt, int *socket, int port)
 {
   *socket = tvh_socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP);
+  if (*socket < 0) {
+    tvherror("capmt", "%s: failed to create UDP socket", capmt_name(capmt));
+    return 0;
+  }
 
   struct sockaddr_in serv_addr;
   serv_addr.sin_addr.s_addr = inet_addr("127.0.0.1");