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commit 0f925660a7bc49b269c163249a5d06da3a0c7b0a upstream. In error path of snd_dice_stream_init_duplex(), stream data for incoming packet can be left to be initialized. This commit fixes it. Fixes: 436b5abe2224 ('ALSA: dice: handle whole available isochronous streams') Cc: <stable@vger.kernel.org> # v4.6+ Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp> Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>