On Wed, 3 May 2017, 5:23pm, Dan Carpenter wrote:
> We store sc_cmd->cmnd[0] which is an unsigned char in io_log->op so
> this should also be unsigned char. The other thing is that this is
> displayed in the debugfs:
>
> seq_printf(s, "0x%02x:", io_log->op);
>
> Smatch complains that the formatting won't work for negative values so
> changing it to unsigned silences that warning as well.
>
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
>
> diff --git a/drivers/scsi/qedf/qedf.h b/drivers/scsi/qedf/qedf.h
> index 40aeb6bb96a2..07ee88200e91 100644
> --- a/drivers/scsi/qedf/qedf.h
> +++ b/drivers/scsi/qedf/qedf.h
> @@ -259,7 +259,7 @@ struct qedf_io_log {
> uint16_t task_id;
> uint32_t port_id; /* Remote port fabric ID */
> int lun;
> - char op; /* SCSI CDB */
> + unsigned char op; /* SCSI CDB */
> uint8_t lba[4];
> unsigned int bufflen; /* SCSI buffer length */
> unsigned int sg_count; /* Number of SG elements */
>
Makes sense.
Acked-by: Chad Dupuis <chad.dupuis@xxxxxxxxxx>
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