Mesa (master): st/mesa: Reset the constant buffers before destroying the pipe context.

[Tilman Sauerbeck]

Module: Mesa
Branch: master
Commit: 646a8b7e1dfbd126819d577a94102e64748d0b9d
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=646a8b7e1dfbd126819d577a94102e64748d0b9d

Author: Tilman Sauerbeck <tilman at code-monkey.de>
Date:   Tue Nov  2 22:15:15 2010 +0100

st/mesa: Reset the constant buffers before destroying the pipe context.

Signed-off-by: Tilman Sauerbeck <tilman at code-monkey.de>

---

 src/mesa/state_tracker/st_context.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/src/mesa/state_tracker/st_context.c b/src/mesa/state_tracker/st_context.c
index b5ea6d0..d0dcdd4 100644
--- a/src/mesa/state_tracker/st_context.c
+++ b/src/mesa/state_tracker/st_context.c
@@ -238,6 +238,11 @@ void st_destroy_context( struct st_context *st )
 
    pipe->set_index_buffer(pipe, NULL);
 
+   for (i = 0; i < PIPE_SHADER_TYPES; i++) {
+      pipe->set_constant_buffer(pipe, PIPE_SHADER_VERTEX, 0, NULL);
+      pipe_resource_reference(&st->state.constants[PIPE_SHADER_VERTEX], NULL);
+   }
+
    _mesa_delete_program_cache(st->ctx, st->pixel_xfer.cache);
 
    _vbo_DestroyContext(st->ctx);