File 0136-virtio-gpu-use-VIRTIO_GPU_MAX_SCANO.patch of Package qemu.12243

From 994f7fae03a932d09e0d8104ffbdca33930cc518 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= <marcandre.lureau@redhat.com>
Date: Thu, 19 May 2016 12:25:59 +0200
Subject: [PATCH] virtio-gpu: use VIRTIO_GPU_MAX_SCANOUTS
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The value is defined in virtio_gpu.h already (changing from 4 to 16).

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-id: 1463653560-26958-6-git-send-email-marcandre.lureau@redhat.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
(cherry picked from commit acfc4846508a02cc4c83aa27799fd74ac280bdb2)
[BR: CVE-2016-10029 BSC#1017081 BSC#1016504]
Signed-off-by: Bruce Rogers <brogers@suse.com>
---
 hw/display/virtio-gpu.c        | 4 ++--
 include/hw/virtio/virtio-gpu.h | 6 ++----
 2 files changed, 4 insertions(+), 6 deletions(-)

diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c
index f4216bedfc..c76fa7f247 100644
--- a/hw/display/virtio-gpu.c
+++ b/hw/display/virtio-gpu.c
@@ -933,8 +933,8 @@ static void virtio_gpu_device_realize(DeviceState *qdev, Error **errp)
     bool have_virgl;
     int i;
 
-    if (g->conf.max_outputs > VIRTIO_GPU_MAX_SCANOUT) {
-        error_setg(errp, "invalid max_outputs > %d", VIRTIO_GPU_MAX_SCANOUT);
+    if (g->conf.max_outputs > VIRTIO_GPU_MAX_SCANOUTS) {
+        error_setg(errp, "invalid max_outputs > %d", VIRTIO_GPU_MAX_SCANOUTS);
         return;
     }
 
diff --git a/include/hw/virtio/virtio-gpu.h b/include/hw/virtio/virtio-gpu.h
index 13b0ab0848..1602a13ba2 100644
--- a/include/hw/virtio/virtio-gpu.h
+++ b/include/hw/virtio/virtio-gpu.h
@@ -27,8 +27,6 @@
 
 #define VIRTIO_ID_GPU 16
 
-#define VIRTIO_GPU_MAX_SCANOUT 4
-
 struct virtio_gpu_simple_resource {
     uint32_t resource_id;
     uint32_t width;
@@ -98,8 +96,8 @@ typedef struct VirtIOGPU {
     QTAILQ_HEAD(, virtio_gpu_ctrl_command) cmdq;
     QTAILQ_HEAD(, virtio_gpu_ctrl_command) fenceq;
 
-    struct virtio_gpu_scanout scanout[VIRTIO_GPU_MAX_SCANOUT];
-    struct virtio_gpu_requested_state req_state[VIRTIO_GPU_MAX_SCANOUT];
+    struct virtio_gpu_scanout scanout[VIRTIO_GPU_MAX_SCANOUTS];
+    struct virtio_gpu_requested_state req_state[VIRTIO_GPU_MAX_SCANOUTS];
 
     struct virtio_gpu_conf conf;
     int enabled_output_bitmask;