util: s/int/unsigned/ to silence some MSVC warnings

diff --git a/src/gallium/auxiliary/util/u_prim.h b/src/gallium/auxiliary/util/u_prim.h
index 8f444a3..8a9cca2 100644 (file)
--- a/src/gallium/auxiliary/util/u_prim.h
+++ b/src/gallium/auxiliary/util/u_prim.h
@@ -38,8 +38,8 @@ extern "C" {
 #endif
 
 struct u_prim_vertex_count {
-   int min;
-   int incr;
+   unsigned min;
+   unsigned incr;
 };
 
 /**