Re: [PATCH] NTB: amd: Silence shift wrapping warning in amd_ntb_db_vector_mask()

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On 3/25/2019 2:53 PM, Dan Carpenter wrote:
> This code triggers a Smatch warning:
>
>     drivers/ntb/hw/amd/ntb_hw_amd.c:336 amd_ntb_db_vector_mask()
>     warn: should '(1 << db_vector)' be a 64 bit type?
>
> I don't think "db_vector" can be higher than 16 so this doesn't affect
> runtime, but it's nice to silence the static checker warning and we
> might increase "ndev->db_count" in the future.
>
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Acked-by: Shyam Sundar S K <Shyam-sundar.S-k@xxxxxxx>




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