From 2de5ded3c6d73c1672d2cb14d603cb23fcd477e5 Mon Sep 17 00:00:00 2001
From: Niveditha Rau <niveditha.rau@oracle.com>
Date: Tue, 11 May 2021 15:08:41 -0700
Subject: glx: Check for byte-swapping in SetReplyHeader

Check for the need to byte-swap when attempting to display
GL apps between a big-endian server and little-endian client
or vice versa.

Fixes: https://gitlab.freedesktop.org/xorg/xserver/-/issues/1127
---
 glx/vndcmds.c | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'glx')

diff --git a/glx/vndcmds.c b/glx/vndcmds.c
index 21c6fef9e..d6d8719e1 100644
--- a/glx/vndcmds.c
+++ b/glx/vndcmds.c
@@ -92,6 +92,9 @@ static void SetReplyHeader(ClientPtr client, void *replyPtr)
     xGenericReply *rep = (xGenericReply *) replyPtr;
     rep->type = X_Reply;
     rep->sequenceNumber = client->sequence;
+    if (client->swapped) {
+	swaps(&rep->sequenceNumber);
+    }
     rep->length = 0;
 }
 
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