Changeset 25169 in vbox for trunk/src

Timestamp:

Dec 3, 2009 3:20:54 PM (15 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

55598

Message:

virtio-net: don't crash if the guest is trying to send but the adapter is not attached to a network

File:

• trunk/src/VBox/Devices/Network/DevVirtioNet.cpp (modified) (1 diff)

trunk/src/VBox/Devices/Network/DevVirtioNet.cpp

@@ -847 +847 @@
                 uOffset += uSize;
             }
-            STAM_PROFILE_START(&pState->StatTransmitSend, a);
-            int rc = pState->pDrv->pfnSend(pState->pDrv, pState->pTxBuf, uOffset);
-            STAM_PROFILE_STOP(&pState->StatTransmitSend, a);
-            STAM_REL_COUNTER_ADD(&pState->StatTransmitBytes, uOffset);
+            if (pState->pDrv)
+            {
+                STAM_PROFILE_START(&pState->StatTransmitSend, a);
+                int rc = pState->pDrv->pfnSend(pState->pDrv, pState->pTxBuf, uOffset);
+                STAM_PROFILE_STOP(&pState->StatTransmitSend, a);
+                STAM_REL_COUNTER_ADD(&pState->StatTransmitBytes, uOffset);
+            }
         }
         vqueuePut(&pState->VPCI, pQueue, &elem, sizeof(VNETHDR) + uOffset);