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authorBen Skeggs <bskeggs@redhat.com>2013-11-26 12:33:36 +1000
committerBen Skeggs <bskeggs@redhat.com>2013-12-03 23:28:57 +1000
commit13cd1a5511eb44a54187d91d4929a6592787a48b (patch)
tree85aa59aeb0c673f0f2fe20d7085a6a305b9c10ff
parent2fd04c81dc652689b104ab16eba26146dde5c43f (diff)
downloadmfd-fixes-13cd1a5511eb44a54187d91d4929a6592787a48b.tar.gz
drm/nouveau/sw: fix oops if gpu has its display block disabled
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
-rw-r--r--drivers/gpu/drm/nouveau/core/engine/software/nv50.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/core/engine/software/nv50.c b/drivers/gpu/drm/nouveau/core/engine/software/nv50.c
index b574dd4bb8285..5ce686ee729ea 100644
--- a/drivers/gpu/drm/nouveau/core/engine/software/nv50.c
+++ b/drivers/gpu/drm/nouveau/core/engine/software/nv50.c
@@ -176,7 +176,7 @@ nv50_software_context_ctor(struct nouveau_object *parent,
if (ret)
return ret;
- chan->vblank.nr_event = pdisp->vblank->index_nr;
+ chan->vblank.nr_event = pdisp ? pdisp->vblank->index_nr : 0;
chan->vblank.event = kzalloc(chan->vblank.nr_event *
sizeof(*chan->vblank.event), GFP_KERNEL);
if (!chan->vblank.event)