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Commit 40aed524 authored by Martin Fuzzey's avatar Martin Fuzzey Committed by Greg Kroah-Hartman
Browse files

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: default avatarMartin Fuzzey <mfuzzey@gmail.com>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent fabbf219

drivers/usb/misc/usbtest.c

+2 −0
Original line number Diff line number Diff line
@@ -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) {