The > should be >= here so that we don't read one element beyond the
end of the array.
Fixes: 28a60dee2ce6 ("drm/i915/gvt: vGPU HW resource management")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
diff --git a/drivers/gpu/drm/i915/gvt/aperture_gm.c b/drivers/gpu/drm/i915/gvt/aperture_gm.c
index 380eeb2a0e83..fe754022e356 100644
--- a/drivers/gpu/drm/i915/gvt/aperture_gm.c
+++ b/drivers/gpu/drm/i915/gvt/aperture_gm.c
@@ -131,7 +131,7 @@ void intel_vgpu_write_fence(struct intel_vgpu *vgpu,
assert_rpm_wakelock_held(dev_priv);
- if (WARN_ON(fence > vgpu_fence_sz(vgpu)))
+ if (WARN_ON(fence >= vgpu_fence_sz(vgpu)))
return;
reg = vgpu->fence.regs[fence];
--
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