net: qualcomm: rmnet: rearrange some NOTs

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With the ones' complement arithmetic, the sum of two negated values
is equal to the negation of the sum of the two original values [1].
Rearrange the calculation ip6_payload_sum using this property.

[1] https://tools.ietf.org/html/rfc1071

Signed-off-by: Alex Elder <elder@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Alex Elder 2021-06-12 09:37:30 -05:00 • committed by David S. Miller

parent 0e6af897fc

commit bbd45f10ed

1 changed files with 2 additions and 2 deletions

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4

drivers/net/ethernet/qualcomm/rmnet/rmnet_map_data.c

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