Quoting Oscar Mateo (2018-04-16 22:57:01)
> Silence smatch over:
>
> drivers/gpu/drm/i915/selftests/intel_workarounds.c:58 read_nonprivs() error: 'cs' dereferencing possible ERR_PTR()
>
> by handling a potential (but unlikely) failure of intel_ring_begin.
>
> Fixes: f4ecfbfc32ed ("drm/i915: Check whitelist registers across resets")
> Signed-off-by: Oscar Mateo <oscar.mateo@xxxxxxxxx>
> Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
Serves me right for forgetting to check with smatch myself.
Reviewed-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
-Chris
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