Re: [PATCH] fix idiocy in asd_init_lseq_mdp()

[Luben Tuikov]

--- Al Viro <viro@xxxxxxxxxxxxxxxx> wrote:
> To whoever had written that code:
> 
> a) priority of >> is higher than that of &
> b) priority of typecast is higher than that of any binary operator
> c) learn the fscking C

"whoever" would be Bottomley or someone at LTC.

My code in that spot has:
     asd_write_reg_dword(asd_ha, LmSEQ_INTEN_SAVE(lseq),
	        		    (u32) LmM0INTEN_MASK);

    Luben

> 
> Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
> ---
>  drivers/scsi/aic94xx/aic94xx_seq.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/scsi/aic94xx/aic94xx_seq.c b/drivers/scsi/aic94xx/aic94xx_seq.c
> index d9b6da5..56e4b3b 100644
> --- a/drivers/scsi/aic94xx/aic94xx_seq.c
> +++ b/drivers/scsi/aic94xx/aic94xx_seq.c
> @@ -764,7 +764,7 @@ static void asd_init_lseq_mdp(struct asd
>  	asd_write_reg_word(asd_ha, LmSEQ_FIRST_INV_SCB_SITE(lseq),
>  			   (u16)last_scb_site_no+1);
>  	asd_write_reg_word(asd_ha, LmSEQ_INTEN_SAVE(lseq),
> -			    (u16) LmM0INTEN_MASK & 0xFFFF0000 >> 16);
> +			    (u16) ((LmM0INTEN_MASK & 0xFFFF0000) >> 16));
>  	asd_write_reg_word(asd_ha, LmSEQ_INTEN_SAVE(lseq) + 2,
>  			    (u16) LmM0INTEN_MASK & 0xFFFF);
>  	asd_write_reg_byte(asd_ha, LmSEQ_LINK_RST_FRM_LEN(lseq), 0);
> -- 
> 1.4.2.GIT
> 
> -
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