Re: [PATCH] [SCSI] arcmsr: &/| confusion in arcmsr_build_ccb()

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On Sat, Jan 1, 2011 at 7:40 PM, roel kluin <roel.kluin@xxxxxxxxx> wrote:
> Make sure no other command which does a write, such as UNMAP and WRITE_32, is missed.
>
> Signed-off-by: Roel Kluin <roel.kluin@xxxxxxxxx>
> ---
>  drivers/scsi/arcmsr/arcmsr_hba.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
>
> If you agree this is the right fix, please ack.
>
> diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
> index 17e3df4..a5acedc 100644
> --- a/drivers/scsi/arcmsr/arcmsr_hba.c
> +++ b/drivers/scsi/arcmsr/arcmsr_hba.c
> @@ -1171,7 +1171,7 @@ static int arcmsr_build_ccb(struct AdapterControlBlock *acb,
>        arcmsr_cdb->msgPages = arccdbsize/0x100 + (arccdbsize % 0x100 ? 1 : 0);
>        if ( arccdbsize > 256)
>                arcmsr_cdb->Flags |= ARCMSR_CDB_FLAG_SGL_BSIZE;
> -       if (pcmd->cmnd[0]|WRITE_6 || pcmd->cmnd[0]|WRITE_10 || pcmd->cmnd[0]|WRITE_12 ){
> +       if (pcmd->sc_data_direction == DMA_TO_DEVICE)

If you remove the { from the if, then ...

>                arcmsr_cdb->Flags |= ARCMSR_CDB_FLAG_WRITE;
>        }

... you also need to remove this }. ;-)

>        ccb->arc_cdb_size = arccdbsize;
>
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