Internal Master 3 Bus can send and receive only 4 bytes per time. Signed-off-by: Oleh Kravchenko <oleg@xxxxxxxxxx> --- drivers/media/usb/cx231xx/cx231xx-core.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/media/usb/cx231xx/cx231xx-core.c b/drivers/media/usb/cx231xx/cx231xx-core.c index 550ec93..46646ec 100644 --- a/drivers/media/usb/cx231xx/cx231xx-core.c +++ b/drivers/media/usb/cx231xx/cx231xx-core.c @@ -355,7 +355,12 @@ int cx231xx_send_vendor_cmd(struct cx231xx *dev, */ if ((ven_req->wLength > 4) && ((ven_req->bRequest == 0x4) || (ven_req->bRequest == 0x5) || - (ven_req->bRequest == 0x6))) { + (ven_req->bRequest == 0x6) || + + /* Internal Master 3 Bus can send + * and receive only 4 bytes per time + */ + (ven_req->bRequest == 0x2))) { unsend_size = 0; pdata = ven_req->pBuff; -- 2.10.2 -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html