api.c: Release apisock on error in api()

api.c

@@ -3682,6 +3682,7 @@ void api(int api_thr_id)
 
 	if (!opt_api_listen) {
 		applog(LOG_DEBUG, "API not running%s", UNAVAILABLE);
+		free(apisock);
 		return;
 	}
 
@@ -3699,6 +3700,7 @@ void api(int api_thr_id)
 
 		if (ips == 0) {
 			applog(LOG_WARNING, "API not running (no valid IPs specified)%s", UNAVAILABLE);
+			free(apisock);
 			return;
 		}
 	}
@@ -3710,6 +3712,7 @@ void api(int api_thr_id)
 	*apisock = socket(AF_INET, SOCK_STREAM, 0);
 	if (*apisock == INVSOCK) {
 		applog(LOG_ERR, "API1 initialisation failed (%s)%s", SOCKERRMSG, UNAVAILABLE);
+		free(apisock);
 		return;
 	}
 
@@ -3721,6 +3724,7 @@ void api(int api_thr_id)
 		serv.sin_addr.s_addr = inet_addr(localaddr);
 		if (serv.sin_addr.s_addr == (in_addr_t)INVINETADDR) {
 			applog(LOG_ERR, "API2 initialisation failed (%s)%s", SOCKERRMSG, UNAVAILABLE);
+			free(apisock);
 			return;
 		}
 	}
@@ -3759,12 +3763,14 @@ void api(int api_thr_id)
 
 	if (bound == 0) {
 		applog(LOG_ERR, "API bind to port %d failed (%s)%s", port, binderror, UNAVAILABLE);
+		free(apisock);
 		return;
 	}
 
 	if (SOCKETFAIL(listen(*apisock, QUEUE))) {
 		applog(LOG_ERR, "API3 initialisation failed (%s)%s", SOCKERRMSG, UNAVAILABLE);
 		CLOSESOCKET(*apisock);
+		free(apisock);
 		return;
 	}
 
@@ -3901,6 +3907,8 @@ die:
 	;
 	pthread_cleanup_pop(true);
 
+	free(apisock);
+	
 	if (opt_debug)
 		applog(LOG_DEBUG, "API: terminating due to: %s",
 				do_a_quit ? "QUIT" : (do_a_restart ? "RESTART" : (bye ? "BYE" : "UNKNOWN!")));