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Date:   Sun, 2 May 2021 21:39:15 +0530
From:   SAURAV GIREPUNJE <saurav.girepunje@gmail.com>
To:     Bryan Brattlof <hello@bryanbrattlof.com>
Cc:     gregkh@linuxfoundation.org, marcocesati@gmail.com,
        fabioaiuto83@gmail.com, dan.carpenter@oracle.com,
        john.oldman@polehill.co.uk, ross.schm.dev@gmail.com,
        insafonov@gmail.com, hdegoede@redhat.com,
        linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org,
        saurav.girepunje@hotmail.com
Subject: Re: [PATCH] staging: rtl8723bs: Change the return type
Message-ID: <20210502160915.GA5757@user>
References: <20210428175520.GA8921@user>
 <20210429222721.rudewp22t55fkmgf@bryanbrattlof.com>
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On Thu, Apr 29, 2021 at 10:27:33PM +0000, Bryan Brattlof wrote:
> On Wed, Apr 28, 2021 at 11:25:20PM +0530, Saurav Girepunje wrote:
> >Remove the ret variable in rtw_suspend_common() and change
> >the return type from int to void as rtw_suspend_common()
> >always return zero unconditionally.
> >
> >Signed-off-by: Saurav Girepunje <saurav.girepunje@gmail.com>
> >---
> > drivers/staging/rtl8723bs/include/osdep_intf.h | 2 +-
> > drivers/staging/rtl8723bs/os_dep/os_intfs.c    | 5 ++---
> > drivers/staging/rtl8723bs/os_dep/sdio_intf.c   | 4 +++-
> > 3 files changed, 6 insertions(+), 5 deletions(-)
> >
> >diff --git a/drivers/staging/rtl8723bs/include/osdep_intf.h b/drivers/staging/rtl8723bs/include/osdep_intf.h
> >index 48c90f00cc2e..111e0179712a 100644
> >--- a/drivers/staging/rtl8723bs/include/osdep_intf.h
> >+++ b/drivers/staging/rtl8723bs/include/osdep_intf.h
> >@@ -66,7 +66,7 @@ void rtw_ips_pwr_down(struct adapter *padapter);
> > int rtw_drv_register_netdev(struct adapter *padapter);
> > void rtw_ndev_destructor(struct net_device *ndev);
> >
> >-int rtw_suspend_common(struct adapter *padapter);
> >+void rtw_suspend_common(struct adapter *padapter);
> > int rtw_resume_common(struct adapter *padapter);
> >
> > int netdev_open(struct net_device *pnetdev);
> >diff --git a/drivers/staging/rtl8723bs/os_dep/os_intfs.c b/drivers/staging/rtl8723bs/os_dep/os_intfs.c
> >index 1f34cb2e367c..724909078d80 100644
> >--- a/drivers/staging/rtl8723bs/os_dep/os_intfs.c
> >+++ b/drivers/staging/rtl8723bs/os_dep/os_intfs.c
> >@@ -1146,14 +1146,13 @@ static void rtw_suspend_normal(struct adapter *padapter)
> > 		padapter->intf_deinit(adapter_to_dvobj(padapter));
> > }
> >
> >-int rtw_suspend_common(struct adapter *padapter)
> >+void rtw_suspend_common(struct adapter *padapter)
> > {
> > 	struct dvobj_priv *psdpriv = padapter->dvobj;
> > 	struct debug_priv *pdbgpriv = &psdpriv->drv_dbg;
> > 	struct pwrctrl_priv *pwrpriv = dvobj_to_pwrctl(psdpriv);
> > 	struct mlme_priv *pmlmepriv = &padapter->mlmepriv;
> >
> >-	int ret = 0;
> > 	unsigned long start_time = jiffies;
> >
> > 	DBG_871X_LEVEL(_drv_always_, " suspend start\n");
> >@@ -1196,7 +1195,7 @@ int rtw_suspend_common(struct adapter *padapter)
> >
> > exit:
> >
> >-	return ret;
> >+	return;
> > }
> >
>
> Hi Saurav
>
> Now that this function doesn't return anything, we can also remove the
> `exit:` jump by replacing the `goto exit` on line 1175 with this
> return.
>
> --
> ~Bryan
> >
> > static int rtw_resume_process_normal(struct adapter *padapter)
> >diff --git a/drivers/staging/rtl8723bs/os_dep/sdio_intf.c b/drivers/staging/rtl8723bs/os_dep/sdio_intf.c
> >index a9a9631dd23c..84c16925c4f5 100644
> >--- a/drivers/staging/rtl8723bs/os_dep/sdio_intf.c
> >+++ b/drivers/staging/rtl8723bs/os_dep/sdio_intf.c
> >@@ -452,7 +452,9 @@ static int rtw_sdio_suspend(struct device *dev)
> > 		return 0;
> > 	}
> >
> >-	return rtw_suspend_common(padapter);
> >+	rtw_suspend_common(padapter);
> >+
> >+	return 0;
> > }
> >
> > static int rtw_resume_process(struct adapter *padapter)
> >--
> >2.25.1
> >
>
I think you are pointing to rtw_suspend_common function's goto statement.
Yes, We can remove now. I will send a separate patch for removing goto statement.

~Saurav