1 files changed, 1 insertions, 1 deletions
diff --git a/src/gallium/drivers/llvmpipe/lp_bld_blend_aos.c b/src/gallium/drivers/llvmpipe/lp_bld_blend_aos.c
index 377eaa5a6e0..564e19a1565 100644
--- a/src/gallium/drivers/llvmpipe/lp_bld_blend_aos.c
+++ b/src/gallium/drivers/llvmpipe/lp_bld_blend_aos.c
@@ -255,7 +255,7 @@ lp_build_blend_factor(struct lp_build_blend_aos_context *bld,
    LLVMValueRef rgb_factor_, alpha_factor_;
    enum lp_build_blend_swizzle rgb_swizzle;
 
-   if (alpha_swizzle == 0) {
+   if (alpha_swizzle == UTIL_FORMAT_SWIZZLE_X && num_channels == 1) {
       return lp_build_blend_factor_unswizzled(bld, alpha_factor, TRUE);
    }