linux-kernel - [PATCH 2/2] staging: r8188eu: convert rtw_free_drv

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Date:   Sun,  2 Oct 2022 16:35:44 +0200
From:   Michael Straube <straube.linux@...il.com>
To:     gregkh@...uxfoundation.org
Cc:     Larry.Finger@...inger.net, phil@...lpotter.co.uk,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Michael Straube <straube.linux@...il.com>
Subject: [PATCH 2/2] staging: r8188eu: convert rtw_free_drv_sw() to void

The function rtw_free_drv_sw() always returns _SUCCESS. None of its
callers use the return value. Convert the return type of that function
from u8 to void. This is part of getting rid of _FAIL / _SUCCESS.

Signed-off-by: Michael Straube <straube.linux@...il.com>
---
 drivers/staging/r8188eu/include/osdep_intf.h | 2 +-
 drivers/staging/r8188eu/os_dep/os_intfs.c    | 4 +---
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/r8188eu/include/osdep_intf.h b/drivers/staging/r8188eu/include/osdep_intf.h
index ce8e1bc4a61c..0f7d74a3ff6d 100644
--- a/drivers/staging/r8188eu/include/osdep_intf.h
+++ b/drivers/staging/r8188eu/include/osdep_intf.h
@@ -43,7 +43,7 @@ int netdev_open(struct net_device *pnetdev);
 int netdev_close(struct net_device *pnetdev);
 
 u8 rtw_init_drv_sw(struct adapter *padapter);
-u8 rtw_free_drv_sw(struct adapter *padapter);
+void rtw_free_drv_sw(struct adapter *padapter);
 void rtw_reset_drv_sw(struct adapter *padapter);
 
 u32 rtw_start_drv_threads(struct adapter *padapter);
diff --git a/drivers/staging/r8188eu/os_dep/os_intfs.c b/drivers/staging/r8188eu/os_dep/os_intfs.c
index 2983e665bd5c..38e324754c8f 100644
--- a/drivers/staging/r8188eu/os_dep/os_intfs.c
+++ b/drivers/staging/r8188eu/os_dep/os_intfs.c
@@ -548,7 +548,7 @@ void rtw_cancel_all_timer(struct adapter *padapter)
 	_cancel_timer_ex(&padapter->recvpriv.signal_stat_timer);
 }
 
-u8 rtw_free_drv_sw(struct adapter *padapter)
+void rtw_free_drv_sw(struct adapter *padapter)
 {
 	/* we can call rtw_p2p_enable here, but: */
 	/*  1. rtw_p2p_enable may have IO operation */
@@ -585,8 +585,6 @@ u8 rtw_free_drv_sw(struct adapter *padapter)
 	/*  clear pbuddystruct adapter to avoid access wrong pointer. */
 	if (padapter->pbuddy_adapter)
 		padapter->pbuddy_adapter->pbuddy_adapter = NULL;
-
-	return _SUCCESS;
 }
 
 void netdev_br_init(struct net_device *netdev)
-- 
2.37.3