Re: [PATCH -next] scsi: megaraid_sas: remove set but not used variable 'sge_sz'

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On Sat, May 25, 2019 at 6:07 PM YueHaibing <yuehaibing@xxxxxxxxxx> wrote:
>
> Fixes gcc '-Wunused-but-set-variable' warning:
>
> drivers/scsi/megaraid/megaraid_sas_base.c: In function megasas_create_frame_pool:
> drivers/scsi/megaraid/megaraid_sas_base.c:4124:6: warning: variable sge_sz set but not used [-Wunused-but-set-variable]
>
> It's not used any more since
> commit 200aed582d61 ("megaraid_sas: endianness related bug fixes and code optimization")
>
> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
Acked-by: Sumit Saxena <sumit.saxena@xxxxxxxxxxxx>

> ---
>  drivers/scsi/megaraid/megaraid_sas_base.c | 11 -----------
>  1 file changed, 11 deletions(-)
>
> diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
> index b26991dcf137..25281a2eb424 100644
> --- a/drivers/scsi/megaraid/megaraid_sas_base.c
> +++ b/drivers/scsi/megaraid/megaraid_sas_base.c
> @@ -4121,22 +4121,11 @@ static int megasas_create_frame_pool(struct megasas_instance *instance)
>  {
>         int i;
>         u16 max_cmd;
> -       u32 sge_sz;
>         u32 frame_count;
>         struct megasas_cmd *cmd;
>
>         max_cmd = instance->max_mfi_cmds;
>
> -       /*
> -        * Size of our frame is 64 bytes for MFI frame, followed by max SG
> -        * elements and finally SCSI_SENSE_BUFFERSIZE bytes for sense buffer
> -        */
> -       sge_sz = (IS_DMA64) ? sizeof(struct megasas_sge64) :
> -           sizeof(struct megasas_sge32);
> -
> -       if (instance->flag_ieee)
> -               sge_sz = sizeof(struct megasas_sge_skinny);
> -
>         /*
>          * For MFI controllers.
>          * max_num_sge = 60
> --
> 2.17.1
>
>



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