Mesa (master): st/dri: fix crash with HUD and single buffering
Marek Olšák
mareko at kemper.freedesktop.org
Thu Mar 28 17:18:01 UTC 2013
Module: Mesa
Branch: master
Commit: a19f6e880acfb8ec5b5ea0900602de5a27b12664
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=a19f6e880acfb8ec5b5ea0900602de5a27b12664
Author: Marek Olšák <maraeo at gmail.com>
Date: Wed Mar 27 01:56:25 2013 +0100
st/dri: fix crash with HUD and single buffering
---
.../state_trackers/dri/common/dri_drawable.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/src/gallium/state_trackers/dri/common/dri_drawable.c b/src/gallium/state_trackers/dri/common/dri_drawable.c
index 00ae1da..cd4a36a 100644
--- a/src/gallium/state_trackers/dri/common/dri_drawable.c
+++ b/src/gallium/state_trackers/dri/common/dri_drawable.c
@@ -435,7 +435,8 @@ dri_flush(__DRIcontext *cPriv,
}
/* Flush the drawable. */
- if (flags & __DRI2_FLUSH_DRAWABLE) {
+ if ((flags & __DRI2_FLUSH_DRAWABLE) &&
+ drawable->textures[ST_ATTACHMENT_BACK_LEFT]) {
/* Resolve MSAA buffers. */
if (drawable->stvis.samples > 1) {
dri_msaa_resolve(ctx, drawable, ST_ATTACHMENT_BACK_LEFT);
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