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authorBen Skeggs <bskeggs@redhat.com>2020-01-23 13:47:12 +1000
committerBen Skeggs <bskeggs@redhat.com>2020-01-29 15:49:47 +1000
commit0181f4bfbdcdfdf8474946bf14fd644727fb8363 (patch)
treeef66991eba82aba836edfe63e23917d9eb9d4eeb /drivers/gpu
parent4c9ee1bfca820b93f107957f5322845c862ea368 (diff)
drm/nouveau: reject attempts to submit to dead channels
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_gem.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c
index 05ec8edd6a8b..8f97534e996c 100644
--- a/drivers/gpu/drm/nouveau/nouveau_gem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_gem.c
@@ -702,6 +702,8 @@ nouveau_gem_ioctl_pushbuf(struct drm_device *dev, void *data,
if (!chan)
return nouveau_abi16_put(abi16, -ENOENT);
+ if (unlikely(atomic_read(&chan->killed)))
+ return nouveau_abi16_put(abi16, -ENODEV);
req->vram_available = drm->gem.vram_available;
req->gart_available = drm->gem.gart_available;