Set the pipe for reading or writing in usbctrl_vendorreq only once.
There's no need to set it again for every retry.
This patch is an adaptation of commit 889ed8b5e374 ("staging: rtl8188eu:
set pipe only once") for the new r8188eu driver.
Signed-off-by: Martin Kaiser <martin@xxxxxxxxx>
---
drivers/staging/r8188eu/hal/usb_ops_linux.c | 15 ++++++++-------
1 file changed, 8 insertions(+), 7 deletions(-)
diff --git a/drivers/staging/r8188eu/hal/usb_ops_linux.c b/drivers/staging/r8188eu/hal/usb_ops_linux.c
index 5408383ccec3..5a55ee38d7b8 100644
--- a/drivers/staging/r8188eu/hal/usb_ops_linux.c
+++ b/drivers/staging/r8188eu/hal/usb_ops_linux.c
@@ -40,15 +40,16 @@ static int usbctrl_vendorreq(struct intf_hdl *pintfhdl, u16 value, void *pdata,
goto release_mutex;
}
- while (++vendorreq_times <= MAX_USBCTRL_VENDORREQ_TIMES) {
- memset(pIo_buf, 0, len);
+ if (requesttype == REALTEK_USB_VENQT_READ)
+ pipe = usb_rcvctrlpipe(udev, 0);/* read_in */
+ else
+ pipe = usb_sndctrlpipe(udev, 0);/* write_out */
- if (requesttype == REALTEK_USB_VENQT_READ) {
- pipe = usb_rcvctrlpipe(udev, 0);/* read_in */
- } else {
- pipe = usb_sndctrlpipe(udev, 0);/* write_out */
+ while (++vendorreq_times <= MAX_USBCTRL_VENDORREQ_TIMES) {
+ if (requesttype == REALTEK_USB_VENQT_READ)
+ memset(pIo_buf, 0, len);
+ else
memcpy(pIo_buf, pdata, len);
- }
status = usb_control_msg(udev, pipe, REALTEK_USB_VENQT_CMD_REQ,
requesttype, value, REALTEK_USB_VENQT_CMD_IDX,
--
2.20.1
