i915: don't validate PS program when falling back to software

rendering. fix #12786

diff --git a/src/mesa/drivers/dri/i915/i915_vtbl.c b/src/mesa/drivers/dri/i915/i915_vtbl.c
index 58f681f74b76c8708e022c45042bc2dcbed742f5..1de518ace1c4ec7475807a5728ab845236ebfcc6 100644 (file)
--- a/src/mesa/drivers/dri/i915/i915_vtbl.c
+++ b/src/mesa/drivers/dri/i915/i915_vtbl.c
@@ -48,7 +48,8 @@ i915_render_prevalidate(struct intel_context *intel)
 {
    struct i915_context *i915 = i915_context(&intel->ctx);
 
-   i915ValidateFragmentProgram(i915);
+   if (!intel->Fallback)
+       i915ValidateFragmentProgram(i915);
 }
 
 static void