Re: [PATCH v2] RDMA/qedr: Remove enumerated type qed_roce_ll2_tx_dest
From: Jason Gunthorpe
Date: Fri Sep 28 2018 - 12:14:38 EST
On Thu, Sep 27, 2018 at 01:55:58PM -0700, Nathan Chancellor wrote:
> Clang warns when one enumerated type is explicitly converted to another.
>
> drivers/infiniband/hw/qedr/qedr_roce_cm.c:198:28: warning: implicit
> conversion from enumeration type 'enum qed_roce_ll2_tx_dest' to
> different enumeration type 'enum qed_ll2_tx_dest' [-Wenum-conversion]
> ll2_tx_pkt.tx_dest = pkt->tx_dest;
> ~ ~~~~~^~~~~~~
> 1 warning generated.
>
> Turns out that QED_ROCE_LL2_TX_DEST_NW and QED_ROCE_LL2_TX_DEST_LB are
> only used once in the whole tree and QED_ROCE_LL2_TX_DEST_MAX is used
> nowhere. Remove them and use the equivalent values from qed_ll2_tx_dest
> in their place.
>
> Reported-by: Nick Desaulniers <ndesaulniers@xxxxxxxxxx>
> Signed-off-by: Nathan Chancellor <natechancellor@xxxxxxxxx>
> Reviewed-by: Nick Desaulniers <ndesaulniers@xxxxxxxxxx>
> Acked-by: Michal Kalderon <michal.kalderon@xxxxxxxxxx>
> ---
>
> v1 -> v2:
>
> * Rather than using an explicit cast, just convert the uses to the
> appropriate values and delete the duplicated enum.
Applied to for-next, thanks
Jason