- More fixes.

apps/example/epserver.c

@@ -335,6 +335,7 @@ InitializeServerThread(int core)
 	ctx->mctx = mtcp_create_context(core);
 	if (!ctx->mctx) {
 		TRACE_ERROR("Failed to create mtcp context!\n");
+		free(ctx);
 		return NULL;
 	}
 
@@ -351,6 +352,9 @@ InitializeServerThread(int core)
 	ctx->svars = (struct server_vars *)
 			calloc(MAX_FLOW_NUM, sizeof(struct server_vars));
 	if (!ctx->svars) {
+		mtcp_close(ctx->mctx, ctx->ep);
+		mtcp_destroy_context(ctx->mctx);
+		free(ctx);
 		TRACE_ERROR("Failed to create server_vars struct!\n");
 		return NULL;
 	}

apps/example/epwget.c

@@ -712,7 +712,7 @@ main(int argc, char **argv)
 		strncpy(url, strchr(argv[1], '/'), MAX_URL_LEN);
 	} else {
 		strncpy(host, argv[1], MAX_IP_STR_LEN);
-		strncpy(url, "/", 1);
+		strncpy(url, "/", 2);
 	}
 
 	daddr = inet_addr(host);

mtcp/src/api.c

@@ -525,11 +525,15 @@ mtcp_listen(mctx_t mctx, int sockid, int backlog)
 	listener->socket = &mtcp->smap[sockid];
 
 	if (pthread_cond_init(&listener->accept_cond, NULL)) {
+		/* errno set internally */
 		perror("pthread_cond_init of ctx->accept_cond\n");
+		free(listener);
 		return -1;
 	}
 	if (pthread_mutex_init(&listener->accept_lock, NULL)) {
+		/* errno set internally */
 		perror("pthread_mutex_init of ctx->accept_lock\n");
+		free(listener);
 		return -1;
 	}
 

mtcp/src/io_module.c

@@ -141,7 +141,6 @@ SetInterfaceInfo(char* dev_name_list)
 			} else { 
 				perror("SIOCGIFFLAGS");
 			}
-			close(sock);
 		}
 		num_queues = GetNumQueues();
 		if (num_queues <= 0) {
@@ -152,6 +151,7 @@ SetInterfaceInfo(char* dev_name_list)
 			TRACE_CONFIG("Too many NIC queues available.\n");
 			return -1;
 		}
+		close(sock);
 	} else if (current_iomodule_func == &dpdk_module_func) {
 #ifndef DISABLE_DPDK
 		int cpu = CONFIG.num_cores;