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Subject: Re: [PATCH][next] scsi: qla2xxx: make 1 bit bit-fields unsigned int
To:     Colin King <colin.king@canonical.com>,
        Nilesh Javali <njavali@marvell.com>,
        GR-QLogic-Storage-Upstream@marvell.com,
        "James E . J . Bottomley" <jejb@linux.ibm.com>,
        "Martin K . Petersen" <martin.petersen@oracle.com>,
        Arun Easi <aeasi@marvell.com>,
        Himanshu Madhani <himanshu.madhani@oracle.com>,
        linux-scsi@vger.kernel.org
Cc:     kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org
References: <20200428102013.1040598-1-colin.king@canonical.com>
From:   Bart Van Assche <bvanassche@acm.org>
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Message-ID: <0c085901-349e-63f5-2dce-679eca553718@acm.org>
Date:   Tue, 28 Apr 2020 07:26:46 -0700
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On 2020-04-28 03:20, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
> 
> The bitfields mpi_fw_dump_reading and mpi_fw_dumped are currently signed
> which is not recommended as the representation is an implementation defined
> behaviour.  Fix this by making the bit-fields unsigned ints.
> 
> Fixes: cbb01c2f2f63 ("scsi: qla2xxx: Fix MPI failure AEN (8200) handling")
> Signed-off-by: Colin Ian King <colin.king@canonical.com>
> ---
>  drivers/scsi/qla2xxx/qla_def.h | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h
> index daa9e936887b..172ea4e5887d 100644
> --- a/drivers/scsi/qla2xxx/qla_def.h
> +++ b/drivers/scsi/qla2xxx/qla_def.h
> @@ -4248,8 +4248,8 @@ struct qla_hw_data {
>  	int		fw_dump_reading;
>  	void		*mpi_fw_dump;
>  	u32		mpi_fw_dump_len;
> -	int		mpi_fw_dump_reading:1;
> -	int		mpi_fw_dumped:1;
> +	unsigned int	mpi_fw_dump_reading:1;
> +	unsigned int	mpi_fw_dumped:1;
>  	int		prev_minidump_failed;
>  	dma_addr_t	eft_dma;
>  	void		*eft;

Reviewed-by: Bart Van Assche <bvanassche@acm.org>