Ričardas Barkauskas : wined3d: Avoid dereferencing null pointer in context_apply_clear_state when calling context_generate_rt_mask_from_surface .

[Alexandre Julliard]

Module: wine
Branch: master
Commit: e110c08cc8cfa1b2acd9c363d954a85ad61aa870
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=e110c08cc8cfa1b2acd9c363d9...

Author: Ričardas Barkauskas 
Date:   Mon Aug 22 15:46:31 2011 +0300

wined3d: Avoid dereferencing null pointer in context_apply_clear_state when calling context_generate_rt_mask_from_surface.

---

dlls/wined3d/context.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/dlls/wined3d/context.c b/dlls/wined3d/context.c
index 42d26bc..4abe18e 100644
--- a/dlls/wined3d/context.c
+++ b/dlls/wined3d/context.c
@@ -2066,7 +2066,7 @@ BOOL context_apply_clear_state(struct wined3d_context *context, struct wined3d_d
         }
         else
         {
-            rt_mask = context_generate_rt_mask_no_fbo(device, rts[0]);
+            rt_mask = context_generate_rt_mask_no_fbo(device, rt_count ? rts[0] : NULL);
         }
     }
     else if (wined3d_settings.offscreen_rendering_mode == ORM_FBO
@@ -2079,7 +2079,7 @@ BOOL context_apply_clear_state(struct wined3d_context *context, struct wined3d_d
     }
     else
     {
-        rt_mask = context_generate_rt_mask_no_fbo(device, rts[0]);
+        rt_mask = context_generate_rt_mask_no_fbo(device, rt_count ? rts[0] : NULL);
     }

old_mask = context->current_fbo ? context->current_fbo->rt_mask : context->draw_buffers_mask;