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authorBrian <brian@yutani.localnet.net>2007-03-14 12:52:53 -0600
committerBrian <brian@yutani.localnet.net>2007-03-14 12:52:53 -0600
commit3049946fa742b654afa9b24f8bc79f387f01aea9 (patch)
treeb5d59c9bb3d26d05413107c45f38b870fc74b5d0 /src/mesa
parent46fe0087780ccc490c1fcb93453a5abe507668ee (diff)
clear the b->frontxrb->drawable field in xmesa_free_buffer(), see bug 7205
Diffstat (limited to 'src/mesa')
-rw-r--r--src/mesa/drivers/x11/xm_api.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/mesa/drivers/x11/xm_api.c b/src/mesa/drivers/x11/xm_api.c
index 776928dec4..cbbbd56efd 100644
--- a/src/mesa/drivers/x11/xm_api.c
+++ b/src/mesa/drivers/x11/xm_api.c
@@ -483,6 +483,12 @@ xmesa_free_buffer(XMesaBuffer buffer)
/* mark as delete pending */
fb->DeletePending = GL_TRUE;
+
+ /* Since the X window for the XMesaBuffer is going away, we don't
+ * want to dereference this pointer in the future.
+ */
+ b->frontxrb->drawable = 0;
+
/* Unreference. If count = zero we'll really delete the buffer */
_mesa_unreference_framebuffer(&fb);