修复内存泄漏

AWList.c

@@ -87,14 +87,12 @@ void AWList_add_tail(AWList* list, void* data, void (*delete_func)(void*))
 
 void AWList_delete_node(AWList* list, AWNode* node)
 {
+    if (list->head == NULL || node == NULL || node->delete_func == NULL) return;
+
+
     if (list->head == node)
     {
         list->curr = list->head = list->head->next;
-        if (list->head == NULL)
-        {
-            list->curr = list->head = list->tail = NULL;
-            return;
-        }
     }
     else
     {
@@ -102,13 +100,14 @@ void AWList_delete_node(AWList* list, AWNode* node)
         for (; tmp->next && tmp->next != node; tmp = tmp->next)
         {
         }
-        tmp->next = node->next;
+        if (tmp->next == node)
+            tmp->next = node->next;
+        else
+            return;
     }
 
-    if (node->delete_func)
-    {
-        node->delete_func(node->data);
-    }
+    node->delete_func(node->data);
+
     free(node);
     node = NULL;
     list->cnt -= 1;