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SubjectRe: [PATCH] igc: return an error if the mac type is unknown in igc_ptp_systim_to_hwtstamp()
On Sat, Jan 14, 2023 at 09:04:12AM -0500, Tom Rix wrote:
> clang static analysis reports
> drivers/net/ethernet/intel/igc/igc_ptp.c:673:3: warning: The left operand of
> '+' is a garbage value [core.UndefinedBinaryOperatorResult]
> ktime_add_ns(shhwtstamps.hwtstamp, adjust);
> ^ ~~~~~~~~~~~~~~~~~~~~
>
> igc_ptp_systim_to_hwtstamp() silently returns without setting the hwtstamp
> if the mac type is unknown. This should be treated as an error.
>
> Fixes: 81b055205e8b ("igc: Add support for RX timestamping")
> Signed-off-by: Tom Rix <trix@redhat.com>

Reviewed-by: Simon Horman <simon.horman@corigine.com>

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