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USB: usbtest - ensure correct isoc data length

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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 <mfuzzey@gmail.com>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Martin Fuzzey 2010-10-01 00:20:48 +02:00 committed by Greg Kroah-Hartman
parent fabbf2196d
commit 40aed5241e
1 changed files with 2 additions and 0 deletions
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2
drivers/usb/misc/usbtest.c
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@ -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) {