[PATCH v9 09/16] staging: r8188eu: remove an buffer from rtw_writeN()

From: Fabio M. De Francesco
Date: Tue Sep 21 2021 - 14:19:52 EST


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

Co-developed-by: Pavel Skripkin <paskripkin@xxxxxxxxx>
Signed-off-by: Pavel Skripkin <paskripkin@xxxxxxxxx>
Signed-off-by: Fabio M. De Francesco <fmdefrancesco@xxxxxxxxx>
---
drivers/staging/r8188eu/hal/usb_ops_linux.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/staging/r8188eu/hal/usb_ops_linux.c b/drivers/staging/r8188eu/hal/usb_ops_linux.c
index 5dcab1ee4be0..8e4e578ed60b 100644
--- a/drivers/staging/r8188eu/hal/usb_ops_linux.c
+++ b/drivers/staging/r8188eu/hal/usb_ops_linux.c
@@ -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);
}
--
2.33.0