[Kernel] Use rt_object_get_information to get object chain

4 files changed, 9 insertions, 12 deletions

diff --git a/components/dfs/filesystems/devfs/devfs.c b/components/dfs/filesystems/devfs/devfs.c
index 6bfeccb578..4f2f0ebcd9 100644
--- a/components/dfs/filesystems/devfs/devfs.c
+++ b/components/dfs/filesystems/devfs/devfs.c
@@ -150,13 +150,12 @@ int dfs_device_fs_open(struct dfs_fd *file)
         struct device_dirent *root_dirent;
         rt_uint32_t count = 0;
         
-        extern struct rt_object_information rt_object_container[];
-
         /* lock scheduler */
         rt_enter_critical();
 
         /* traverse device object */
-        information = &rt_object_container[RT_Object_Class_Device];
+        information = rt_object_get_information(RT_Object_Class_Device);
+        RT_ASSERT(information != RT_NULL);
         for (node = information->object_list.next; node != &(information->object_list); node = node->next)
         {
             count ++;
diff --git a/components/net/lwip-1.3.2/src/arch/sys_arch_init.c b/components/net/lwip-1.3.2/src/arch/sys_arch_init.c
index 73aa34171c..f70de7cc0a 100644
--- a/components/net/lwip-1.3.2/src/arch/sys_arch_init.c
+++ b/components/net/lwip-1.3.2/src/arch/sys_arch_init.c
@@ -41,8 +41,6 @@ static void tcpip_init_done_callback(void *arg)
 	struct rt_object* object;
 	struct rt_object_information *information;
 
-	extern struct rt_object_information rt_object_container[];
-
 	LWIP_ASSERT("invalid arg.\n",arg);
 
 	IP4_ADDR(&gw, 0,0,0,0);
@@ -53,7 +51,9 @@ static void tcpip_init_done_callback(void *arg)
 	rt_enter_critical();
 
 	/* for each network interfaces */
-	information = &rt_object_container[RT_Object_Class_Device];
+    information = rt_object_get_information(RT_Object_Class_Device);
+    RT_ASSERT(information != RT_NULL);
+
 	for (node = information->object_list.next; node != &(information->object_list); node = node->next)
 	{
 		object = rt_list_entry(node, struct rt_object, list);
diff --git a/components/net/lwip-1.4.1/src/arch/sys_arch.c b/components/net/lwip-1.4.1/src/arch/sys_arch.c
index 3ae6360198..d480242cd0 100644
--- a/components/net/lwip-1.4.1/src/arch/sys_arch.c
+++ b/components/net/lwip-1.4.1/src/arch/sys_arch.c
@@ -72,8 +72,6 @@ static void tcpip_init_done_callback(void *arg)
     struct rt_object* object;
     struct rt_object_information *information;
 
-    extern struct rt_object_information rt_object_container[];
-
     LWIP_ASSERT("invalid arg.\n",arg);
 
     IP4_ADDR(&gw, 0,0,0,0);
@@ -84,7 +82,8 @@ static void tcpip_init_done_callback(void *arg)
     rt_enter_critical();
 
     /* for each network interfaces */
-    information = &rt_object_container[RT_Object_Class_Device];
+    information = rt_object_get_information(RT_Object_Class_Device);
+    RT_ASSERT(information != RT_NULL);
     for (node = information->object_list.next;
          node != &(information->object_list);
          node = node->next)
diff --git a/components/net/lwip-2.0.2/src/arch/sys_arch.c b/components/net/lwip-2.0.2/src/arch/sys_arch.c
index 06198d5191..c8e1fe1d33 100644
--- a/components/net/lwip-2.0.2/src/arch/sys_arch.c
+++ b/components/net/lwip-2.0.2/src/arch/sys_arch.c
@@ -74,8 +74,6 @@ static void tcpip_init_done_callback(void *arg)
     struct rt_object* object;
     struct rt_object_information *information;
 
-    extern struct rt_object_information rt_object_container[];
-
     LWIP_ASSERT("invalid arg.\n",arg);
 
     IP4_ADDR(&gw, 0,0,0,0);
@@ -86,7 +84,8 @@ static void tcpip_init_done_callback(void *arg)
     rt_enter_critical();
 
     /* for each network interfaces */
-    information = &rt_object_container[RT_Object_Class_Device];
+    information = rt_object_get_information(RT_Object_Class_Device);
+    RT_ASSERT(information != RT_NULL);
     for (node = information->object_list.next;
          node != &(information->object_list);
          node = node->next)