qemu/0521-qxl-save-qemu_create_displaysurface_from-result.patch

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From 67a3c5e0e9b7e2ae4444f374c698fc3fbf16a1ac Mon Sep 17 00:00:00 2001
From: Gerd Hoffmann <kraxel@redhat.com>
Date: Mon, 10 Dec 2012 07:41:07 +0100
Subject: [PATCH] qxl: save qemu_create_displaysurface_from result
Spotted by Coverity.
https://bugzilla.redhat.com/show_bug.cgi?id=885644
Cc: qemu-stable@nongnu.org
Reported-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
hw/qxl-render.c | 11 ++++++-----
1 file changed, 6 insertions(+), 5 deletions(-)
diff --git a/hw/qxl-render.c b/hw/qxl-render.c
index b66c168..e7d41ec 100644
--- a/hw/qxl-render.c
+++ b/hw/qxl-render.c
@@ -113,11 +113,12 @@ static void qxl_render_update_area_unlocked(PCIQXLDevice *qxl)
qxl->guest_primary.bits_pp);
if (qxl->guest_primary.qxl_stride > 0) {
qemu_free_displaysurface(vga->ds);
- qemu_create_displaysurface_from(qxl->guest_primary.surface.width,
- qxl->guest_primary.surface.height,
- qxl->guest_primary.bits_pp,
- qxl->guest_primary.abs_stride,
- qxl->guest_primary.data);
+ vga->ds->surface = qemu_create_displaysurface_from
+ (qxl->guest_primary.surface.width,
+ qxl->guest_primary.surface.height,
+ qxl->guest_primary.bits_pp,
+ qxl->guest_primary.abs_stride,
+ qxl->guest_primary.data);
} else {
qemu_resize_displaysurface(vga->ds,
qxl->guest_primary.surface.width,