From a4bd27bdc8e3569ffa67c1105a2e5cdf0f3de683 Mon Sep 17 00:00:00 2001
From: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
Date: Thu, 9 Nov 2017 10:21:19 +0100
Subject: [PATCH] randr: rrGetScreenResources: initialize memory

Similarly to bb766ef11227bd8c71ac65845d1930edd0eda40d, ensure that the
extra padding is set to 0.

Reviewed-by: Adam Jackson <ajax@redhat.com>
Signed-off-by: Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
(cherry picked from commit fb5ee77b91a93e27801006be8ee34d27984e7fa6)
---
 randr/rrscreen.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/randr/rrscreen.c b/randr/rrscreen.c
index d6c499580..0c70b28dd 100644
--- a/randr/rrscreen.c
+++ b/randr/rrscreen.c
@@ -558,7 +558,7 @@ rrGetScreenResources(ClientPtr client, Bool query)
 
         extraLen = rep.length << 2;
         if (extraLen) {
-            extra = malloc(extraLen);
+            extra = calloc(1, extraLen);
             if (!extra) {
                 free(modes);
                 return BadAlloc;