[ALSA] usb-audio - use only one packet in synchronization feedback URBs

USB generic driver
Do not use more than one packet in synchronization feedback URBs because
it would be pointless to send or receive more than one value at the same
time.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
This commit is contained in:
Clemens Ladisch 2005-05-02 08:55:54 +02:00 committed by Jaroslav Kysela
commit ca81090a00