From 3a64b577c663f441831c8fb043accde10c2622cc Mon Sep 17 00:00:00 2001
From: Martin Harvey <Martin.Harvey@citrix.com>
Date: Wed, 28 Jul 2021 15:02:46 +0100
Subject: [PATCH] Assert that transmitter not being sent NULL MDL's

An assertion to check that a corresponding fix in XenNet is preventing
NULL MDL's from being queued for transmission.

Signed-off-by: Martin Harvey <martin.harvey@citrix.com>
---
 src/xenvif/transmitter.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/xenvif/transmitter.c b/src/xenvif/transmitter.c
index fddeb0c..de9b476 100644
--- a/src/xenvif/transmitter.c
+++ b/src/xenvif/transmitter.c
@@ -5137,6 +5137,8 @@ TransmitterQueuePacket(
     PXENVIF_TRANSMITTER_RING        Ring;
     NTSTATUS                        status;
 
+    ASSERT(Mdl != NULL);
+
     Frontend = Transmitter->Frontend;
 
     Packet = __TransmitterGetPacket(Transmitter);
-- 
2.39.5