[ALSA] usb-audio - Add a proper error check
authorTakashi Iwai <tiwai@suse.de>
Mon, 17 Mar 2008 08:59:32 +0000 (09:59 +0100)
committerTakashi Iwai <tiwai@suse.de>
Thu, 24 Apr 2008 10:00:25 +0000 (12:00 +0200)
The error in check_hw_params_convention() has to be checked and
handled properly.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

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