From 3e6bdd90c604e061c71715865eb403ffdd0dd7f0 Mon Sep 17 00:00:00 2001
From: Ray Strode <rstrode@redhat.com>
Date: Wed, 21 Oct 2020 10:03:23 -0400
Subject: XRes: Use _XRead instead of _XRead32 for reading pid

_XRead32 requires the output variable to be a long, but
`ReadClientValues` feeds it client->value which is a
32-bit allocation.

This commit changes the code to use _XRead instead, which
properly handles 32-bit output variables.

https://gitlab.freedesktop.org/xorg/lib/libxres/-/issues/3
---
 src/XRes.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/XRes.c b/src/XRes.c
index 2bee277..90e72c9 100644
--- a/src/XRes.c
+++ b/src/XRes.c
@@ -256,7 +256,7 @@ static Bool ReadClientValues(
         _XRead32 (dpy, &value, 4);
         client->length = value;
         client->value = malloc(client->length);
-        _XRead32 (dpy, client->value, client->length);
+        _XRead (dpy, client->value, client->length);
     }
     return True;
 }
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