Allow container_setup_modules() failed

src/container.c

@@ -190,7 +190,8 @@ static int container_setup_modules(struct hyper_container *container)
 			return 0;
 		}
 	} else if (errno == ENOENT) {
-		hyper_mkdir(dst);
+		if (hyper_mkdir(dst) < 0)
+			return -1;
 	} else {
 		return -1;
 	}
@@ -572,10 +573,8 @@ static int hyper_container_init(void *data)
 		goto fail;
 	}
 
-	if (container_setup_modules(container) < 0) {
-		fprintf(stderr, "container sets up modules failed\n");
-		goto fail;
-	}
+	// ignore error of setup modules
+	container_setup_modules(container);
 
 	if (container_setup_volume(container) < 0) {
 		fprintf(stderr, "container sets up voulme failed\n");
@@ -653,7 +652,7 @@ static int hyper_setup_pty(struct hyper_container *c)
 int hyper_start_container(struct hyper_container *container,
 			  int utsns, int ipcns, struct hyper_pod *pod)
 {
-	int stacksize = getpagesize() * 4;
+	int stacksize = getpagesize() * 42;
 	struct hyper_container_arg arg = {
 		.c	= container,
 		.pod	= pod,

src/util.c

@@ -181,8 +181,10 @@ int hyper_mkdir(char *hyper_path)
 	}
 
 	fprintf(stdout, "create directory %s\n", path);
-	if (mkdir(path, 0755) < 0 && errno != EEXIST)
+	if (mkdir(path, 0755) < 0 && errno != EEXIST) {
+		perror("failed to create directory");
 		return -1;
+	}
 
 	return 0;
 }