Mesa (gallium-map-range): mesa: Clear cache-> trans after destroying the transfer.

[Jose Fonseca]

Module: Mesa
Branch: gallium-map-range
Commit: 89f1f8f0b8fb684a7b1fce5bfbb961e4521745d7
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=89f1f8f0b8fb684a7b1fce5bfbb961e4521745d7

Author: José Fonseca <jfonseca at vmware.com>
Date:   Wed Mar  4 16:43:13 2009 +0000

mesa: Clear cache->trans after destroying the transfer.

---

 src/mesa/state_tracker/st_cb_bitmap.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/src/mesa/state_tracker/st_cb_bitmap.c b/src/mesa/state_tracker/st_cb_bitmap.c
index f77ac14..eecedc2 100644
--- a/src/mesa/state_tracker/st_cb_bitmap.c
+++ b/src/mesa/state_tracker/st_cb_bitmap.c
@@ -624,6 +624,7 @@ st_flush_bitmap_cache(struct st_context *st)
          cache->buffer = NULL;
 
          screen->tex_transfer_destroy(cache->trans);
+         cache->trans = NULL;
 
          draw_bitmap_quad(st->ctx,
                           cache->xpos,