From 6048018ef6112476b529807ad603015314151bb2 Mon Sep 17 00:00:00 2001
From: John Snow <jsnow@redhat.com>
Date: Wed, 8 Feb 2017 12:05:33 -0500
Subject: [PATCH] ide: remove undefined behavior in ide-test

trivial: initialize the dirty buffer with a random-ish byte.
Stops valgrind from whining about uninitialized buffers.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
---
 tests/ide-test.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tests/ide-test.c b/tests/ide-test.c
index fb541f88b5..b57c2b1676 100644
--- a/tests/ide-test.c
+++ b/tests/ide-test.c
@@ -544,6 +544,7 @@ static void make_dirty(uint8_t device)
 
     guest_buf = guest_alloc(guest_malloc, len);
     buf = g_malloc(len);
+    memset(buf, rand() % 255 + 1, len);
     g_assert(guest_buf);
     g_assert(buf);
 
-- 
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