From 09dd25b5d18469a5e4de6f60afbedb55821b23d5 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michel=20D=C3=A4nzer?= <michel@tungstengraphics.com>
Date: Thu, 16 Aug 2007 08:45:16 +0200
Subject: [PATCH] i915tex: Unreference texture buffers on context destruction.

Not doing this could cause the buffers to leak under some circumstances.
---
 src/mesa/drivers/dri/i915tex/i830_vtbl.c | 10 ++++++++++
 src/mesa/drivers/dri/i915tex/i915_vtbl.c | 10 ++++++++++
 2 files changed, 20 insertions(+)

diff --git a/src/mesa/drivers/dri/i915tex/i830_vtbl.c b/src/mesa/drivers/dri/i915tex/i830_vtbl.c
index e432648ada0..5555b74668d 100644
--- a/src/mesa/drivers/dri/i915tex/i830_vtbl.c
+++ b/src/mesa/drivers/dri/i915tex/i830_vtbl.c
@@ -519,6 +519,16 @@ i830_emit_state(struct intel_context *intel)
 static void
 i830_destroy_context(struct intel_context *intel)
 {
+   GLuint i;
+   struct i830_context *i830 = i830_context(&intel->ctx);
+
+   for (i = 0; i < I830_TEX_UNITS; i++) {
+      if (i830->state.tex_buffer[i] != NULL) {
+	 driBOUnReference(i830->state.tex_buffer[i]);
+	 i830->state.tex_buffer[i] = NULL;
+      }
+   }
+
    _tnl_free_vertices(&intel->ctx);
 }
 
diff --git a/src/mesa/drivers/dri/i915tex/i915_vtbl.c b/src/mesa/drivers/dri/i915tex/i915_vtbl.c
index ad333b490b7..e911fc40084 100644
--- a/src/mesa/drivers/dri/i915tex/i915_vtbl.c
+++ b/src/mesa/drivers/dri/i915tex/i915_vtbl.c
@@ -430,6 +430,16 @@ i915_emit_state(struct intel_context *intel)
 static void
 i915_destroy_context(struct intel_context *intel)
 {
+   GLuint i;
+   struct i915_context *i915 = i915_context(&intel->ctx);
+
+   for (i = 0; i < I915_TEX_UNITS; i++) {
+      if (i915->state.tex_buffer[i] != NULL) {
+	 driBOUnReference(i915->state.tex_buffer[i]);
+	 i915->state.tex_buffer[i] = NULL;
+      }
+   }
+
    _tnl_free_vertices(&intel->ctx);
 }