From 40aed5241e4e5363c11acc841f6ef794b2c25668 Mon Sep 17 00:00:00 2001 From: Martin Fuzzey Date: Fri, 1 Oct 2010 00:20:48 +0200 Subject: [PATCH] USB: usbtest - ensure correct isoc data length Check the data length of isochronous transfers is as expected. With this test #16 will now fail if the device side sends no data. Signed-off-by: Martin Fuzzey Cc: David Brownell Signed-off-by: Greg Kroah-Hartman --- drivers/usb/misc/usbtest.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/usb/misc/usbtest.c b/drivers/usb/misc/usbtest.c index bb078ebb8e81..a35b427c0bac 100644 --- a/drivers/usb/misc/usbtest.c +++ b/drivers/usb/misc/usbtest.c @@ -1371,6 +1371,8 @@ static void iso_callback(struct urb *urb) ctx->errors += urb->error_count; else if (urb->status != 0) ctx->errors += urb->number_of_packets; + else if (urb->actual_length != urb->transfer_buffer_length) + ctx->errors++; if (urb->status == 0 && ctx->count > (ctx->pending - 1) && !ctx->submit_error) { -- 2.39.5