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Date:   Thu, 7 Apr 2022 14:39:03 +0200 (CEST)
From:   Julia Lawall <julia.lawall@inria.fr>
To:     Alaa Mohamed <eng.alaamohamedsoliman.am@gmail.com>
cc:     outreachy@lists.linux.dev, Larry.Finger@lwfinger.net,
        florian.c.schilhabel@googlemail.com, gregkh@linuxfoundation.org,
        linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3] staging: rtl8712: remove unnecessary parentheses
In-Reply-To: <658b52bb-7384-143d-ab90-afcfdcec6eeb@gmail.com>
Message-ID: <alpine.DEB.2.22.394.2204071438000.2213@hadrien>
References: <20220406224057.5260-1-eng.alaamohamedsoliman.am@gmail.com> <alpine.DEB.2.22.394.2204070606000.2191@hadrien> <658b52bb-7384-143d-ab90-afcfdcec6eeb@gmail.com>
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On Thu, 7 Apr 2022, Alaa Mohamed wrote:

>
> On ٧/٤/٢٠٢٢ ٠٦:٠٦, Julia Lawall wrote:
> >
> > On Thu, 7 Apr 2022, Alaa Mohamed wrote:
> >
> > > Reported by checkpatch:
> > >
> > > CHECK: Unnecessary parentheses around param->u.crypt.key[16]: 85
> > > CHECK: Unnecessary parentheses around param->u.crypt.key[24]: 87
> > > CHECK: Unnecessary parentheses around padapter->mlmepriv: 603
> > > CHECK: Unnecessary parentheses around wrqu->encoding: 1497
> > > CHECK: Unnecessary parentheses around wrqu->encoding: 1592
> > > CHECK: Unnecessary parentheses around padapter->mlmepriv: 1593
> > > CHECK: Unnecessary parentheses around wrqu->param: 1673
> > > CHECK: Unnecessary parentheses around pmlmepriv->scanned_queue.lock: 1967
> > > CHECK: Unnecessary parentheses around pmlmepriv->scanned_queue.lock: 1977
> > > CHECK: Unnecessary parentheses around pmlmepriv->scanned_queue.lock: 1999
> > This still needs to be improved.
>
> Should be something like :
>
> CHECK: Unnecessary parentheses '(' around struct

That seems like a good direction, thanks.  Maybe "Remove unnecessary
parentheses around structure field references"

julia

>
> ?
> >
> > > Signed-off-by: Alaa Mohamed <eng.alaamohamedsoliman.am@gmail.com>
> > > ---
> > > Changes in v2:
> > > 	- Edit commit subject
> > > 	- Edit commit message
> > > 	- Fix the same check in more lines
> > > 	- Remove space before '.skey' in
> > > "memcpy(psta->tkiptxmickey.skey," in lines 84 and 86.
> > > ---
> > > Changes in v3:
> > > 	return the space before '.skey' in
> > > "memcpy(psta->tkiptxmickey.skey," in lines 84 and 86
> > Thanks for taking care of this part.
> >
> > julia
> >
> > > ---
> > >   drivers/staging/rtl8712/rtl871x_ioctl_linux.c | 20 +++++++++----------
> > >   1 file changed, 10 insertions(+), 10 deletions(-)
> > >
> > > diff --git a/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
> > > b/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
> > > index 3b6926613257..f1e352b7f83e 100644
> > > --- a/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
> > > +++ b/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
> > > @@ -82,9 +82,9 @@ static inline void handle_pairwise_key(struct sta_info
> > > *psta,
> > >   	       (param->u.crypt. key_len > 16 ? 16 : param->u.crypt.key_len));
> > >   	if (strcmp(param->u.crypt.alg, "TKIP") == 0) { /* set mic key */
> > >   		memcpy(psta->tkiptxmickey. skey,
> > > -		       &(param->u.crypt.key[16]), 8);
> > > +		       &param->u.crypt.key[16], 8);
> > >   		memcpy(psta->tkiprxmickey. skey,
> > > -		       &(param->u.crypt.key[24]), 8);
> > > +		       &param->u.crypt.key[24], 8);
> > >   		padapter->securitypriv. busetkipkey = false;
> > >   		mod_timer(&padapter->securitypriv.tkip_timer,
> > >   			  jiffies + msecs_to_jiffies(50));
> > > @@ -600,7 +600,7 @@ static int r8711_wx_get_name(struct net_device *dev,
> > >   	u32 ht_ielen = 0;
> > >   	char *p;
> > >   	u8 ht_cap = false;
> > > -	struct	mlme_priv	*pmlmepriv = &(padapter->mlmepriv);
> > > +	struct	mlme_priv	*pmlmepriv = &padapter->mlmepriv;
> > >   	struct wlan_bssid_ex *pcur_bss = &pmlmepriv->cur_network.network;
> > >   	u8 *prates;
> > >
> > > @@ -1494,7 +1494,7 @@ static int r8711_wx_set_enc(struct net_device *dev,
> > >   	u32 keyindex_provided;
> > >   	struct NDIS_802_11_WEP	 wep;
> > >   	enum NDIS_802_11_AUTHENTICATION_MODE authmode;
> > > -	struct iw_point *erq = &(wrqu->encoding);
> > > +	struct iw_point *erq = &wrqu->encoding;
> > >   	struct _adapter *padapter = netdev_priv(dev);
> > >
> > >   	key = erq->flags & IW_ENCODE_INDEX;
> > > @@ -1589,8 +1589,8 @@ static int r8711_wx_get_enc(struct net_device *dev,
> > >   {
> > >   	uint key;
> > >   	struct _adapter *padapter = netdev_priv(dev);
> > > -	struct iw_point *erq = &(wrqu->encoding);
> > > -	struct	mlme_priv	*pmlmepriv = &(padapter->mlmepriv);
> > > +	struct iw_point *erq = &wrqu->encoding;
> > > +	struct	mlme_priv	*pmlmepriv = &padapter->mlmepriv;
> > >   	union Keytype *dk = padapter->securitypriv.DefKey;
> > >
> > >   	if (!check_fwstate(pmlmepriv, _FW_LINKED)) {
> > > @@ -1670,7 +1670,7 @@ static int r871x_wx_set_auth(struct net_device *dev,
> > >   				union iwreq_data *wrqu, char *extra)
> > >   {
> > >   	struct _adapter *padapter = netdev_priv(dev);
> > > -	struct iw_param *param = (struct iw_param *)&(wrqu->param);
> > > +	struct iw_param *param = (struct iw_param *)&wrqu->param;
> > >   	int paramid;
> > >   	int paramval;
> > >   	int ret = 0;
> > > @@ -1964,7 +1964,7 @@ static int r871x_get_ap_info(struct net_device *dev,
> > >   		return -EINVAL;
> > >   	data[32] = 0;
> > >
> > > -	spin_lock_irqsave(&(pmlmepriv->scanned_queue.lock), irqL);
> > > +	spin_lock_irqsave(&pmlmepriv->scanned_queue.lock, irqL);
> > >   	phead = &queue->queue;
> > >   	plist = phead->next;
> > >   	while (1) {
> > > @@ -1974,7 +1974,7 @@ static int r871x_get_ap_info(struct net_device *dev,
> > >   		if (!mac_pton(data, bssid)) {
> > >   			netdev_info(dev, "r8712u: Invalid BSSID '%s'.\n",
> > >   				    (u8 *)data);
> > > -
> > > spin_unlock_irqrestore(&(pmlmepriv->scanned_queue.lock),
> > > +			spin_unlock_irqrestore(&pmlmepriv->scanned_queue.lock,
> > >   					       irqL);
> > >   			return -EINVAL;
> > >   		}
> > > @@ -1996,7 +1996,7 @@ static int r871x_get_ap_info(struct net_device *dev,
> > >   		}
> > >   		plist = plist->next;
> > >   	}
> > > -	spin_unlock_irqrestore(&(pmlmepriv->scanned_queue.lock), irqL);
> > > +	spin_unlock_irqrestore(&pmlmepriv->scanned_queue.lock, irqL);
> > >   	if (pdata->length >= 34) {
> > >   		if (copy_to_user((u8 __user *)pdata->pointer + 32,
> > >   		    (u8 *)&pdata->flags, 1))
> > > --
> > > 2.35.1
> > >
> > >
> > >
>
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