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ALSA: firewire-motu: destroy stream data surely at failure of card initialization

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When failing sound card registration after initializing stream data, this
module leaves allocated data in stream data. This commit fixes the bug.

Fixes: 9b2bb4f2f4 ('ALSA: firewire-motu: add stream management functionality')
Cc: <stable@vger.kernel.org> # v4.12+
Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Sakamoto 2017-08-20 15:55:02 +09:00 committed by Takashi Iwai
parent 0c264af7be
commit dbd7396b4f
1 changed files with 1 additions and 0 deletions
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1
sound/firewire/motu/motu.c
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@ -128,6 +128,7 @@ static void do_registration(struct work_struct *work)
return;
error:
snd_motu_transaction_unregister(motu);
snd_motu_stream_destroy_duplex(motu);
snd_card_free(motu->card);
dev_info(&motu->unit->device,
"Sound card registration failed: %d\n", err);