Henri Verbeet : wined3d: Don' t return a surface for a NULL dc in wined3d_device_get_surface_from_dc().

Alexandre Julliard julliard at winehq.org
Wed Nov 23 13:40:04 CST 2011


Module: wine
Branch: master
Commit: 08e8b0a70a13b8914155f95c8d21163d91eb2a67
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=08e8b0a70a13b8914155f95c8d21163d91eb2a67

Author: Henri Verbeet <hverbeet at codeweavers.com>
Date:   Wed Nov 23 08:51:42 2011 +0100

wined3d: Don't return a surface for a NULL dc in wined3d_device_get_surface_from_dc().

---

 dlls/wined3d/device.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/dlls/wined3d/device.c b/dlls/wined3d/device.c
index 7e70841..db849a4 100644
--- a/dlls/wined3d/device.c
+++ b/dlls/wined3d/device.c
@@ -5871,6 +5871,9 @@ HRESULT CDECL wined3d_device_get_surface_from_dc(const struct wined3d_device *de
 
     TRACE("device %p, dc %p, surface %p.\n", device, dc, surface);
 
+    if (!dc)
+        return WINED3DERR_INVALIDCALL;
+
     LIST_FOR_EACH_ENTRY(resource, &device->resources, struct wined3d_resource, resource_list_entry)
     {
         if (resource->resourceType == WINED3DRTYPE_SURFACE)




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