fix another renderbuffer wrapping bug

diff --git a/src/mesa/drivers/x11/xm_line.c b/src/mesa/drivers/x11/xm_line.c
index 8e99943007bf181ecde3ef555578aa8c771c7ccf..1c50de3dc9cf541b60a0f5f7583c82901e87af0d 100644 (file)
--- a/src/mesa/drivers/x11/xm_line.c
+++ b/src/mesa/drivers/x11/xm_line.c
@@ -1,8 +1,8 @@
 /*
  * Mesa 3-D graphics library
- * Version:  6.3
+ * Version:  6.5
  *
- * Copyright (C) 1999-2004  Brian Paul   All Rights Reserved.
+ * Copyright (C) 1999-2005  Brian Paul   All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -577,8 +577,7 @@ get_line_func(GLcontext *ctx)
    XMesaContext xmesa = XMESA_CONTEXT(ctx);
    SWcontext *swrast = SWRAST_CONTEXT(ctx);
    int depth = GET_VISUAL_DEPTH(xmesa->xm_visual);
-   struct xmesa_renderbuffer *xrb = (struct xmesa_renderbuffer *)
-      ctx->DrawBuffer->_ColorDrawBuffers[0][0];
+   GET_XRB(xrb);
 
    if ((ctx->DrawBuffer->_ColorDrawBufferMask[0]
         & (BUFFER_BIT_FRONT_LEFT | BUFFER_BIT_BACK_LEFT)) == 0)