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staging: r8188eu: remove a buffer from rtw_writeN()

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Remove the unnecessary buffer "u8 buf[VENDOR_CMD_MAX_DATA_LEN]" and
pass directly "data" to usbctrl_vendorreq().

Co-developed-by: Pavel Skripkin <paskripkin@gmail.com>
Signed-off-by: Pavel Skripkin <paskripkin@gmail.com>
Signed-off-by: Fabio M. De Francesco <fmdefrancesco@gmail.com>
Link: https://lore.kernel.org/r/20210924122705.3781-10-fmdefrancesco@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Fabio M. De Francesco
2021-09-24 14:26:58 +02:00
committed by Greg Kroah-Hartman
parent a3c1900154
commit b9950e7b82
1 changed files with 1 additions and 3 deletions
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drivers/staging/r8188eu/hal/usb_ops_linux.c
+1 -3
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@@ -171,14 +171,12 @@ int rtw_writeN(struct adapter *adapter, u32 addr, u32 length, u8 *data)
struct io_priv *io_priv = &adapter->iopriv;
struct intf_hdl *intf = &io_priv->intf;
u16 value = addr & 0xffff;
u8 buf[VENDOR_CMD_MAX_DATA_LEN] = {0};
int ret;
if (length > VENDOR_CMD_MAX_DATA_LEN)
return _FAIL;
memcpy(buf, data, length);
ret = usbctrl_vendorreq(intf, value, buf, (length & 0xffff), REALTEK_USB_VENQT_WRITE);
ret = usbctrl_vendorreq(intf, value, data, (length & 0xffff), REALTEK_USB_VENQT_WRITE);
return RTW_STATUS_CODE(ret);
}