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zink: fix crashing on bo allocation failure

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list init occurs after mem allocation, so check this first

cc: mesa-stable

Reviewed-by: Dave Airlie <airlied@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17639>
This commit is contained in:
Mike Blumenkrantz 2022-07-15 11:21:34 -04:00
parent 19eddeb226
commit 2aab0a9c16
1 changed files with 1 additions and 1 deletions
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2
src/gallium/drivers/zink/zink_bo.c
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@ -126,7 +126,7 @@ bo_destroy(struct zink_screen *screen, struct pb_buffer *pbuf)
struct zink_bo *bo = zink_bo(pbuf);
#ifdef ZINK_USE_DMABUF
if (!bo->u.real.use_reusable_pool) {
if (bo->mem && !bo->u.real.use_reusable_pool) {
simple_mtx_lock(&bo->u.real.export_lock);
list_for_each_entry_safe(struct bo_export, export, &bo->u.real.exports, link) {
struct drm_gem_close args = { .handle = export->gem_handle };