There are two bugs here. The && should be || and the > is off by one so
it should be >= ARRAY_SIZE().
Fixes: 8453d674ae7e ("drm/i915/gvt: vGPU execlist virtualization")
Signed-off-by: Dan Carpenter <[email protected]>
diff --git a/drivers/gpu/drm/i915/gvt/execlist.c
b/drivers/gpu/drm/i915/gvt/execlist.c
index 536bde8638c8..026c491716d5 100644
--- a/drivers/gpu/drm/i915/gvt/execlist.c
+++ b/drivers/gpu/drm/i915/gvt/execlist.c
@@ -56,8 +56,8 @@ static int context_switch_events[] = {
static int ring_id_to_context_switch_event(int ring_id)
{
- if (WARN_ON(ring_id < RCS && ring_id >
- ARRAY_SIZE(context_switch_events)))
+ if (WARN_ON(ring_id < RCS ||
+ ring_id >= ARRAY_SIZE(context_switch_events)))
return -EINVAL;
return context_switch_events[ring_id];
_______________________________________________
Intel-gfx mailing list
[email protected]
https://lists.freedesktop.org/mailman/listinfo/intel-gfx
