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From: "Fabio M. De Francesco" <fmdefrancesco@gmail.com>
To: Larry Finger <Larry.Finger@lwfinger.net>,
	Phillip Potter <phil@philpotter.co.uk>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org
Cc: "Fabio M. De Francesco" <fmdefrancesco@gmail.com>
Subject: [PATCH] staging: r8188eu: Remove four unused semaphores
Date: Fri, 22 Oct 2021 13:39:36 +0200	[thread overview]
Message-ID: <20211022113936.7909-1-fmdefrancesco@gmail.com> (raw)

Remove four initialized but unused semaphores.

Signed-off-by: Fabio M. De Francesco <fmdefrancesco@gmail.com>
---
 drivers/staging/r8188eu/core/rtw_recv.c     | 2 --
 drivers/staging/r8188eu/core/rtw_xmit.c     | 3 ---
 drivers/staging/r8188eu/include/drv_types.h | 1 -
 drivers/staging/r8188eu/include/rtw_recv.h  | 1 -
 drivers/staging/r8188eu/include/rtw_xmit.h  | 2 --
 drivers/staging/r8188eu/os_dep/usb_intf.c   | 1 -
 6 files changed, 10 deletions(-)

diff --git a/drivers/staging/r8188eu/core/rtw_recv.c b/drivers/staging/r8188eu/core/rtw_recv.c
index 51a13262a226..23f251827310 100644
--- a/drivers/staging/r8188eu/core/rtw_recv.c
+++ b/drivers/staging/r8188eu/core/rtw_recv.c
@@ -81,8 +81,6 @@ int _rtw_init_recv_priv(struct recv_priv *precvpriv, struct adapter *padapter)
 	}
 	precvpriv->rx_pending_cnt = 1;
 
-	sema_init(&precvpriv->allrxreturnevt, 0);
-
 	res = rtl8188eu_init_recv_priv(padapter);
 
 	timer_setup(&precvpriv->signal_stat_timer, rtw_signal_stat_timer_hdl, 0);
diff --git a/drivers/staging/r8188eu/core/rtw_xmit.c b/drivers/staging/r8188eu/core/rtw_xmit.c
index 0c033a077bf9..dbb5baa145c5 100644
--- a/drivers/staging/r8188eu/core/rtw_xmit.c
+++ b/drivers/staging/r8188eu/core/rtw_xmit.c
@@ -49,7 +49,6 @@ s32	_rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
 	/*  We don't need to memset padapter->XXX to zero, because adapter is allocated by vzalloc(). */
 
 	spin_lock_init(&pxmitpriv->lock);
-	sema_init(&pxmitpriv->terminate_xmitthread_sema, 0);
 
 	/*
 	Please insert all the queue initializaiton using rtw_init_queue below
@@ -187,8 +186,6 @@ s32	_rtw_init_xmit_priv(struct xmit_priv *pxmitpriv, struct adapter *padapter)
 
 	pxmitpriv->txirp_cnt = 1;
 
-	sema_init(&pxmitpriv->tx_retevt, 0);
-
 	/* per AC pending irp */
 	pxmitpriv->beq_cnt = 0;
 	pxmitpriv->bkq_cnt = 0;
diff --git a/drivers/staging/r8188eu/include/drv_types.h b/drivers/staging/r8188eu/include/drv_types.h
index 3e4928320f17..60140ae42dca 100644
--- a/drivers/staging/r8188eu/include/drv_types.h
+++ b/drivers/staging/r8188eu/include/drv_types.h
@@ -152,7 +152,6 @@ struct dvobj_priv {
 	u8	RtNumOutPipes;
 	int	ep_num[5]; /* endpoint number */
 	int	RegUsbSS;
-	struct semaphore usb_suspend_sema;
 	struct mutex  usb_vendor_req_mutex;
 
 	struct usb_interface *pusbintf;
diff --git a/drivers/staging/r8188eu/include/rtw_recv.h b/drivers/staging/r8188eu/include/rtw_recv.h
index 1e28ec731547..2557d0e9b3bd 100644
--- a/drivers/staging/r8188eu/include/rtw_recv.h
+++ b/drivers/staging/r8188eu/include/rtw_recv.h
@@ -176,7 +176,6 @@ struct recv_priv {
 	uint  rx_largepacket_crcerr;
 	uint  rx_smallpacket_crcerr;
 	uint  rx_middlepacket_crcerr;
-	struct semaphore allrxreturnevt;
 	uint	ff_hwaddr;
 	u8	rx_pending_cnt;
 
diff --git a/drivers/staging/r8188eu/include/rtw_xmit.h b/drivers/staging/r8188eu/include/rtw_xmit.h
index b2df1480d66b..156ec9cebad6 100644
--- a/drivers/staging/r8188eu/include/rtw_xmit.h
+++ b/drivers/staging/r8188eu/include/rtw_xmit.h
@@ -256,7 +256,6 @@ struct agg_pkt_info {
 
 struct	xmit_priv {
 	spinlock_t lock;
-	struct semaphore terminate_xmitthread_sema;
 	struct __queue be_pending;
 	struct __queue bk_pending;
 	struct __queue vi_pending;
@@ -281,7 +280,6 @@ struct	xmit_priv {
 	u8	wmm_para_seq[4];/* sequence for wmm ac parameter strength
 				 * from large to small. it's value is 0->vo,
 				 * 1->vi, 2->be, 3->bk. */
-	struct semaphore tx_retevt;/* all tx return event; */
 	u8		txirp_cnt;/*  */
 	struct tasklet_struct xmit_tasklet;
 	/* per AC pending irp */
diff --git a/drivers/staging/r8188eu/os_dep/usb_intf.c b/drivers/staging/r8188eu/os_dep/usb_intf.c
index 40f2481afc6f..7ed9f5f54472 100644
--- a/drivers/staging/r8188eu/os_dep/usb_intf.c
+++ b/drivers/staging/r8188eu/os_dep/usb_intf.c
@@ -129,7 +129,6 @@ static struct dvobj_priv *usb_dvobj_init(struct usb_interface *usb_intf)
 	}
 
 	/* 3 misc */
-	sema_init(&pdvobjpriv->usb_suspend_sema, 0);
 	rtw_reset_continual_urb_error(pdvobjpriv);
 
 	usb_get_dev(pusbd);
-- 
2.33.1


             reply	other threads:[~2021-10-22 11:39 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-22 11:39 Fabio M. De Francesco [this message]
2021-10-24 12:30 ` [PATCH] staging: r8188eu: Remove four unused semaphores Greg Kroah-Hartman
2021-10-24 16:27   ` Fabio M. De Francesco

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