Fix calculation of last_count in _tnl_wrap_buffers()

1 files changed, 3 insertions, 1 deletions

diff --git a/src/mesa/tnl/t_vtx_api.c b/src/mesa/tnl/t_vtx_api.c
index a6b8cc30130..d92e03e58d9 100644
--- a/src/mesa/tnl/t_vtx_api.c
+++ b/src/mesa/tnl/t_vtx_api.c
@@ -64,7 +64,7 @@ static void _tnl_wrap_buffers( GLcontext *ctx )
    }
    else {
       GLuint last_prim = tnl->vtx.prim[tnl->vtx.prim_count-1].mode;
-      GLuint last_count = tnl->vtx.prim[tnl->vtx.prim_count-1].count;
+      GLuint last_count;
 
       if (ctx->Driver.CurrentExecPrimitive != GL_POLYGON+1) {
 	 GLint i = tnl->vtx.prim_count - 1;
@@ -74,6 +74,8 @@ static void _tnl_wrap_buffers( GLcontext *ctx )
 				   tnl->vtx.prim[i].start);
       }
 
+      last_count = tnl->vtx.prim[tnl->vtx.prim_count-1].count;
+
       /* Execute the buffer and save copied vertices.
        */
       if (tnl->vtx.counter != tnl->vtx.initial_counter)