i915: Set bit field of length 1 light_twoside to unsigned.

diff --git a/src/gallium/drivers/i915/i915_context.h b/src/gallium/drivers/i915/i915_context.h
index 37cbd56..6ec5566 100644 (file)
--- a/src/gallium/drivers/i915/i915_context.h
+++ b/src/gallium/drivers/i915/i915_context.h
@@ -167,7 +167,7 @@ struct i915_depth_stencil_state {
 };
 
 struct i915_rasterizer_state {
-   int light_twoside : 1;
+   unsigned light_twoside : 1;
    unsigned st;
    enum interp_mode color_interp;