diff --git a/components/finsh/cmd.c b/components/finsh/cmd.c
index 92b7d704e49fc61d7fc6e6be701ae2ff08a5349f..0b4c313b7ce950d4e59b512f34ad5c956807f2a8 100644
--- a/components/finsh/cmd.c
+++ b/components/finsh/cmd.c
@@ -387,6 +387,9 @@ int list_module(void)
 		rt_kprintf("%-16s ", module->parent.name);
 		rt_kprintf("%-04d \n", module->nref);
 	}
+
+	return 0;
+
 }
 
 FINSH_FUNCTION_EXPORT(list_module, list module in system)
@@ -395,7 +398,6 @@ int list_mod_detail(const char* name)
 {
 	int i;
 	struct rt_module *module;
-	struct rt_list_node *list, *node;
 	
 	/* find module */
 	if((module = rt_module_find(name)) != RT_NULL)
diff --git a/components/libdl/dlopen.c b/components/libdl/dlopen.c
index 52c860100ca54aaac6b05651add98a93a1fe861e..3bf6b23b4805bfb921df0958a61d1e7705d91ecd 100644
--- a/components/libdl/dlopen.c
+++ b/components/libdl/dlopen.c
@@ -14,6 +14,7 @@
  
 #include <rtthread.h>
 #include <rtm.h>
+#include <string.h>
 
 #define MODULE_ROOT_DIR		"/module/lib"