From: Ivan Khoronzhuk <ivan.khoronz...@linaro.org> Date: Wed, 6 Dec 2017 16:41:18 +0200
> If rate is the same as set it's correct case. > > Signed-off-by: Ivan Khoronzhuk <ivan.khoronz...@linaro.org> > --- > Based on net-next/master > > drivers/net/ethernet/ti/davinci_cpdma.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/net/ethernet/ti/davinci_cpdma.c > b/drivers/net/ethernet/ti/davinci_cpdma.c > index e4d6edf..dbe9167 100644 > --- a/drivers/net/ethernet/ti/davinci_cpdma.c > +++ b/drivers/net/ethernet/ti/davinci_cpdma.c > @@ -841,7 +841,7 @@ int cpdma_chan_set_rate(struct cpdma_chan *ch, u32 rate) > return -EINVAL; > > if (ch->rate == rate) > - return rate; > + return 0; Looking at the one and only caller of this function, cpsw_ndo_set_tx_maxrate, it makes sure this can never, ever, happen. So I would instead remove this check completely since it can never trigger.
