From c24891e0440416ac7ca02ffba568ba98c323b17b Mon Sep 17 00:00:00 2001
From: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Date: Thu, 11 Jul 2024 08:57:48 -0400
Subject: [PATCH] loader/dri3: check xfixes version in loader_dri3_open()

this will allow simplifying some code without losing functionality

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/30128>
---
 src/loader/loader_dri3_helper.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/loader/loader_dri3_helper.c b/src/loader/loader_dri3_helper.c
index 27e231b27f6..671dbba5be1 100644
--- a/src/loader/loader_dri3_helper.c
+++ b/src/loader/loader_dri3_helper.c
@@ -1311,6 +1311,10 @@ loader_dri3_open(xcb_connection_t *conn,
                                            XCB_XFIXES_MAJOR_VERSION,
                                            XCB_XFIXES_MINOR_VERSION);
    fixes_reply = xcb_xfixes_query_version_reply(conn, fixes_cookie, NULL);
+   if (fixes_reply->major_version < 2) {
+      close(fd);
+      fd = -1;
+   }
    free(fixes_reply);
 
    return fd;