On Tue, Apr 26, 2022 at 03:53:09PM +0200, Ulf Hansson wrote:
> On Sun, 24 Apr 2022 at 11:04, Wan Jiabing <wanjiabing@vivo.com> wrote:
> >
> > Use if and else instead of if(A) and if (!A).
> >
> > Signed-off-by: Wan Jiabing <wanjiabing@vivo.com>
> > ---
> >  drivers/mmc/host/atmel-mci.c | 3 +--
> >  1 file changed, 1 insertion(+), 2 deletions(-)
> >
> > diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c
> > index 807177c953f3..98893ccad4bd 100644
> > --- a/drivers/mmc/host/atmel-mci.c
> > +++ b/drivers/mmc/host/atmel-mci.c
> > @@ -1125,8 +1125,7 @@ atmci_prepare_data_dma(struct atmel_mci *host, struct mmc_data *data)
> >         chan = host->dma.chan;
> >         if (chan)
> >                 host->data_chan = chan;
> > -
> > -       if (!chan)
> > +       else
> >                 return -ENODEV;
> 
> To make a slightly better improvement of the code, I suggest we add an
> early bail out point in the atmci_prepare_data_dma() function. Like
> below:
> 
> if (!host->dma.chan)
>      return -ENODEV;
> 
> [...]
> 
> Kind regards
> Uffe

OK

How about this new patch?

Thanks,
Wan Jiabing