--- lbbs/src/menu.c	2025/11/19 14:47:08	1.89
+++ lbbs/src/menu.c	2025/11/20 01:02:15	1.91
@@ -44,7 +44,8 @@ int load_menu(MENU_SET *p_menu_set, cons
 {
 	char filepath[FILE_PATH_LEN];
 	int fd;
-	void *p_shm = NULL;
+	size_t size;
+	void *p_shm;
 	FILE *fin;
 	int fin_line = 0;
 	char buffer[LINE_BUFFER_LEN];
@@ -59,7 +60,6 @@ int load_menu(MENU_SET *p_menu_set, cons
 	MENU_ID menu_id;
 	MENU_ITEM_ID menu_item_id;
 	MENU_SCREEN_ID screen_id;
-	size_t size;
 
 	if (p_menu_set == NULL || conf_file == NULL)
 	{
@@ -1472,18 +1472,12 @@ int set_menu_shm_readonly(MENU_SET *p_me
 		return -1;
 	}
 
-	if (p_menu_set->p_reserved != NULL && munmap(p_menu_set->p_reserved, p_menu_set->shm_size) < 0)
+	if (p_menu_set->p_reserved != NULL && mprotect(p_menu_set->p_reserved, p_menu_set->shm_size, PROT_READ) < 0)
 	{
-		log_error("munmap() error (%d)\n", errno);
+		log_error("mprotect() error (%d)\n", errno);
 		return -2;
 	}
 
-	if (get_menu_shm_readonly(p_menu_set) < 0)
-	{
-		log_error("get_menu_shm_readonly() error\n");
-		return -3;
-	}
-
 	return 0;
 }