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staging: rtl8188eu: clean up usb_read16

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Remove unnecessary variable, summarize declaration and assignment.

Signed-off-by: Martin Kaiser <martin@kaiser.cx>
Link: https://lore.kernel.org/r/20210406204829.18130-6-martin@kaiser.cx
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Martin Kaiser
2021-04-06 22:48:24 +02:00
committed by Greg Kroah-Hartman
parent cc23e68fdf
commit 0009261516
1 changed files with 2 additions and 5 deletions
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7
drivers/staging/rtl8188eu/os_dep/usb_ops_linux.c
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@@ -306,13 +306,10 @@ u8 usb_read8(struct adapter *adapter, u32 addr)
u16 usb_read16(struct adapter *adapter, u32 addr)
{
u16 wvalue;
u16 len;
u16 wvalue = (u16)(addr & 0xffff);
__le32 data;
wvalue = (u16)(addr & 0x0000ffff);
len = 2;
usbctrl_vendorreq(adapter, wvalue, &data, len, REALTEK_USB_VENQT_READ);
usbctrl_vendorreq(adapter, wvalue, &data, 2, REALTEK_USB_VENQT_READ);
return (u16)(le32_to_cpu(data) & 0xffff);
}