Re: maybe bug in common/ddr_spd.c

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On Wed, Apr 10, 2019 at 08:26:40AM +0200, Sascha Hauer wrote:
> On Tue, Apr 09, 2019 at 05:56:53PM +0800, 张忠山 wrote:
> > Maybe this is a bug, I'm not sure
> > 
> > -----------------------------------8<----------------------------- 
> > From 55509f359abbb1f5c24e9f0c2b9cff167f62ae4d Mon Sep 17 00:00:00 2001
> > From: =?UTF-8?q?=E5=BC=A0=E5=BF=A0=E5=B1=B1?= <zzs213@xxxxxxx>
> > Date: Mon, 8 Apr 2019 14:34:00 +0800
> > Subject: [PATCH] bugfix: check ddr mod_ranks
> > MIME-Version: 1.0
> > Content-Type: text/plain; charset=UTF-8
> > Content-Transfer-Encoding: 8bit
> > 
> > Signed-off-by: 张忠山 <zzs213@xxxxxxx>
> > ---
> >  common/ddr_spd.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/common/ddr_spd.c b/common/ddr_spd.c
> > index ec343ef5a..277d418e9 100644
> > --- a/common/ddr_spd.c
> > +++ b/common/ddr_spd.c
> > @@ -253,7 +253,7 @@ void ddr_spd_print(uint8_t *record)
> >  		printf("Error module type\n");
> >  
> >  	printf("%-48s ", "DRAM Package ");
> > -	if ((s->mod_ranks & 0x10) == 1)
> > +	if ((s->mod_ranks & 0x10) != 0)
> 
> For sure this is buggy. Applied, thanks

I know it is too late already, but isn't
	if (s->mod_ranks & 0x10)
a bit more usual fix?

	ladis

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