savage: Silence compiler warnings.
diff --git a/src/mesa/drivers/dri/savage/savageioctl.c b/src/mesa/drivers/dri/savage/savageioctl.c
index 948ed18..77ab8d1 100644
--- a/src/mesa/drivers/dri/savage/savageioctl.c
+++ b/src/mesa/drivers/dri/savage/savageioctl.c
@@ -337,6 +337,8 @@
    GLint ch = ctx->DrawBuffer->_Ymax - cy;
 
    /* XXX FIX ME: the cx,cy,cw,ch vars are currently ignored! */
+   (void) ch;
+   (void) cw;
 
    if (SAVAGE_DEBUG & DEBUG_VERBOSE_MSG)
        fprintf (stderr, "%s\n", __FUNCTION__);