儲存庫 vbox 的更動 18158

時間撮記:

2009-3-23 下午05:36:37 (16 年 以前)

作者:

vboxsync

訊息:

fixed SEGFAULT in MachineImpl::rollback()

檔案:

• trunk/src/VBox/Main/MachineImpl.cpp (修改) (1 筆差異)

trunk/src/VBox/Main/MachineImpl.cpp

@@ -7768 +7768 @@
     }
 
-    /* rollback any changes to devices after restoring the list */
-    StorageControllerList::const_iterator it = mStorageControllers->begin();
-    while (it != mStorageControllers->end())
-    {
-        if ((*it)->isModified())
-            (*it)->rollback();
-
-        ++ it;
+    if (!mStorageControllers.isNull())
+    {
+        /* rollback any changes to devices after restoring the list */
+        StorageControllerList::const_iterator it = mStorageControllers->begin();
+        while (it != mStorageControllers->end())
+        {
+            if ((*it)->isModified())
+                (*it)->rollback();
+
+            ++ it;
+        }
     }