linux-kernel - [PATCH 09/11] staging: rtl8188eu: clean up usb

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Date:   Tue,  6 Apr 2021 22:48:27 +0200
From:   Martin Kaiser <martin@...ser.cx>
To:     Larry Finger <Larry.Finger@...inger.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-staging@...ts.linux.dev, kernel-janitors@...r.kernel.org,
        linux-kernel@...r.kernel.org, Martin Kaiser <martin@...ser.cx>
Subject: [PATCH 09/11] staging: rtl8188eu: clean up usb_write16

Remove unnecessary variable, summarize declaration and assignment.

Signed-off-by: Martin Kaiser <martin@...ser.cx>
---
 drivers/staging/rtl8188eu/os_dep/usb_ops_linux.c | 12 +++---------
 1 file changed, 3 insertions(+), 9 deletions(-)

diff --git a/drivers/staging/rtl8188eu/os_dep/usb_ops_linux.c b/drivers/staging/rtl8188eu/os_dep/usb_ops_linux.c
index e2ff4f70610e..9d0c34f6a86c 100644
--- a/drivers/staging/rtl8188eu/os_dep/usb_ops_linux.c
+++ b/drivers/staging/rtl8188eu/os_dep/usb_ops_linux.c
@@ -495,16 +495,10 @@ int usb_write8(struct adapter *adapter, u32 addr, u8 val)
 
 int usb_write16(struct adapter *adapter, u32 addr, u16 val)
 {
-	u16 wvalue;
-	u16 len;
-	__le32 data;
-
-	wvalue = (u16)(addr & 0x0000ffff);
-	len = 2;
-
-	data = cpu_to_le32(val & 0x0000ffff);
+	u16 wvalue = (u16)(addr & 0xffff);
+	__le32 data = cpu_to_le32(val & 0xffff);
 
-	return usbctrl_vendorreq(adapter, wvalue, &data, len, REALTEK_USB_VENQT_WRITE);
+	return usbctrl_vendorreq(adapter, wvalue, &data, 2, REALTEK_USB_VENQT_WRITE);
 }
 
 int usb_write32(struct adapter *adapter, u32 addr, u32 val)
-- 
2.20.1