wined3d: Avoid dereferencing null pointer in context_apply_clear_state when…

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

wined3d: Avoid dereferencing null pointer in context_apply_clear_state when…
e110c08c · Ričardas Barkauskas · Alexandre Julliard · 351bfadd · e110c08c
Commit e110c08c authored Aug 22, 2011 by Ričardas Barkauskas Committed by Alexandre Julliard Aug 24, 2011
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context.c dlls/wined3d/context.c +2 -2

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--- 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;