Re: [PATCH] GMAC: fix simple_return.cocci warnings

[Joe Perches <joe@perches.com>]

On Tue, 2015-01-06 at 15:13 +0800, Roger wrote:
> What should I do now?

I think it would be better to change
"int gmac_clk_enable" to "void gmac_clk_enable"
(it always returns 0)

This function should simply call gmac_clk_enable
and return 0;

> >>> --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
> >>> +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c
> >>> @@ -422,11 +422,7 @@ static int rk_gmac_init(struct platform_
> >>>   	if (ret)
> >>>   		return ret;
> >>>   
> >>> -	ret = gmac_clk_enable(bsp_priv, true);
> >>> -	if (ret)
> >>> -		return ret;
> >>> -
> >>> -	return 0;
> >>> +	return gmac_clk_enable(bsp_priv, true);
> >> I think this change is not particularly better.
> >>
> >> When the pattern is multiply repeated like:
> >   ...
> >> I think it's better to not change the last
> >> test in the sequence just to minimize overall
> >> line count.
> > I think it's a wash and that both ways are about the same to me.
> >
> > I won't apply this, sorry.