anv/pipeline: Avoid a division by zero

diff --git a/src/intel/vulkan/anv_pipeline.c b/src/intel/vulkan/anv_pipeline.c
index df265842ccc3e66f827b7c96626dd45d7a4de98e..cbd3a21abd75cc307f963d32152590e1fa44f294 100644 (file)
--- a/src/intel/vulkan/anv_pipeline.c
+++ b/src/intel/vulkan/anv_pipeline.c
@@ -894,7 +894,7 @@ gen7_compute_urb_partition(struct anv_pipeline *pipeline)
 
    const unsigned stages =
       _mesa_bitcount(pipeline->active_stages & VK_SHADER_STAGE_ALL_GRAPHICS);
-   const unsigned size_per_stage = push_constant_kb / stages;
+   const unsigned size_per_stage = stages ? (push_constant_kb / stages) : 0;
    unsigned used_kb = 0;
 
    for (int i = MESA_SHADER_VERTEX; i < MESA_SHADER_FRAGMENT; i++) {