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[95.237.55.30]) by smtp.gmail.com with ESMTPSA id r17sm4479772edt.70.2021.04.11.03.08.57 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 11 Apr 2021 03:08:57 -0700 (PDT) From: "Fabio M. De Francesco" To: Julia Lawall Cc: Julia Lawall , Greg KH , outreachy-kernel@googlegroups.com, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [Outreachy kernel] [PATCH v3 4/4] staging: rtl8723bs: core: Change a controlling expression Date: Sun, 11 Apr 2021 12:08:56 +0200 Message-ID: <3322597.vpUxb0oOqP@localhost.localdomain> In-Reply-To: References: <20210411082908.31876-1-fmdefrancesco@gmail.com> <2796632.fryDJISotm@localhost.localdomain> MIME-Version: 1.0 Content-Transfer-Encoding: 7Bit Content-Type: text/plain; charset="US-ASCII" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sunday, April 11, 2021 11:51:32 AM CEST Julia Lawall wrote: > On Sun, 11 Apr 2021, Fabio M. De Francesco wrote: > > On Sunday, April 11, 2021 11:26:41 AM CEST Julia Lawall wrote: > > > On Sun, 11 Apr 2021, Fabio M. De Francesco wrote: > > > > Change a controlling expression within an 'if' statement: don't > > > > compare > > > > with 'true'. > > > > > > > > Signed-off-by: Fabio M. De Francesco > > > > --- > > > > > > > > Changes from v2: Rewrite subject in patch 0/4; remove a patch from > > > > the > > > > series because it had already been applied (rtl8723bs: core: Remove > > > > an > > > > unused variable). Changes from v1: Fix a typo in subject of patch > > > > 1/5, > > > > add patch 5/5.> > > > > > > > > drivers/staging/rtl8723bs/core/rtw_cmd.c | 2 +- > > > > 1 file changed, 1 insertion(+), 1 deletion(-) > > > > > > > > diff --git a/drivers/staging/rtl8723bs/core/rtw_cmd.c > > > > b/drivers/staging/rtl8723bs/core/rtw_cmd.c index > > > > 32079e0f71d5..600366cb1aeb 100644 > > > > --- a/drivers/staging/rtl8723bs/core/rtw_cmd.c > > > > +++ b/drivers/staging/rtl8723bs/core/rtw_cmd.c > > > > @@ -1507,7 +1507,7 @@ static void rtw_lps_change_dtim_hdl(struct > > > > adapter *padapter, u8 dtim)> > > > > > > > > if (pwrpriv->dtim != dtim) > > > > > > > > pwrpriv->dtim = dtim; > > > > > > > > - if ((pwrpriv->fw_current_in_ps_mode == true) && (pwrpriv- > > > > > >pwr_mode > > > > > > > > PS_MODE_ACTIVE)) { + if ((pwrpriv->fw_current_in_ps_mode) && > > > > (pwrpriv->pwr_mode > PS_MODE_ACTIVE)) { > > > > > > The parentheses in the left argument of && can be dropped as well. > > > > What about the parentheses of the right argument? I'm not sure: does > > '>' > > have precedence over '&&'? Doesn't it? > > On the right they are not actually needed either: > So, I remembered well :) > > https://en.cppreference.com/w/c/language/operator_precedence > Very nice table. Thanks for the link. > > But you could look around in the code and see what people typically do. > Perhaps one might find the parentheses more clear when there is a binary > operator. But when there is no binary operator, they could be more > confusing than useful. > When I look around in the code I see a lot of unnecessary parentheses. What people typically do is not always the right thing. I prefer to remove parentheses where they are redundant. Thanks for your kind help, Fabio > > julia > > > Thanks, > > > > Fabio > > > > > julia > > > > > > > u8 ps_mode = pwrpriv->pwr_mode; > > > > > > > > rtw_hal_set_hwreg(padapter, HW_VAR_H2C_FW_PWRMODE, > > > > (u8 > > > > > > *)(&ps_mode)); > > > > > > > > -- > > > > 2.31.1 > > > > > > > > -- > > > > You received this message because you are subscribed to the Google > > > > Groups "outreachy-kernel" group. To unsubscribe from this group and > > > > stop receiving emails from it, send an email to > > > > outreachy-kernel+unsubscribe@googlegroups.com. To view this > > > > discussion > > > > on the web visit > > > > https://groups.google.com/d/msgid/outreachy-kernel/20210411082908.3 > > > > 187 > > > > 6-5-fmdefrancesco%40gmail.com.