classifyFn may be called with NULL layerData.

bypasscc · Jun 9, 2021 · 7cd2e33 · 7cd2e33
1 parent ba6f1ef
commit 7cd2e33
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packetWin7/npf/npf/Loopback.c b/packetWin7/npf/npf/Loopback.c
@@ -542,7 +542,7 @@ NPF_NetworkClassifyInbound(
 
 	TRACE_ENTER();
 
-	if (!NPF_ShouldProcess(inFixedValues, inMetaValues, &bIPv4))
+	if (pNetBufferList == NULL || !NPF_ShouldProcess(inFixedValues, inMetaValues, &bIPv4))
 	{
 		return;
 	}