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drm/nouveau: when bailing out of a pushbuf ioctl, do not remove previous fence
author
Ben Skeggs
<bskeggs@redhat.com>
Wed, 13 Nov 2013 05:18:32 +0000
(15:18 +1000)
committer
Ben Skeggs
<bskeggs@redhat.com>
Thu, 14 Nov 2013 04:55:06 +0000
(14:55 +1000)
Cc: stable@vger.kernel.org
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
drivers/gpu/drm/nouveau/nouveau_gem.c
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diff --git
a/drivers/gpu/drm/nouveau/nouveau_gem.c
b/drivers/gpu/drm/nouveau/nouveau_gem.c
index
c60f65a
..
78a27f8
100644
(file)
--- a/
drivers/gpu/drm/nouveau/nouveau_gem.c
+++ b/
drivers/gpu/drm/nouveau/nouveau_gem.c
@@
-308,7
+308,8
@@
validate_fini_list(struct list_head *list, struct nouveau_fence *fence,
list_for_each_safe(entry, tmp, list) {
nvbo = list_entry(entry, struct nouveau_bo, entry);
- nouveau_bo_fence(nvbo, fence);
+ if (likely(fence))
+ nouveau_bo_fence(nvbo, fence);
if (unlikely(nvbo->validate_mapped)) {
ttm_bo_kunmap(&nvbo->kmap);