ALSA: dice: fix error path to destroy initialized stream data

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>

diff --git a/sound/firewire/dice/dice-stream.c b/sound/firewire/dice/dice-stream.c
index ec4db3a..257cfbf 100644 (file)
--- a/sound/firewire/dice/dice-stream.c
+++ b/sound/firewire/dice/dice-stream.c
@@ -425,7 +425,7 @@ int snd_dice_stream_init_duplex(struct snd_dice *dice)
                err = init_stream(dice, AMDTP_IN_STREAM, i);
                if (err < 0) {
                        for (; i >= 0; i--)
-                               destroy_stream(dice, AMDTP_OUT_STREAM, i);
+                               destroy_stream(dice, AMDTP_IN_STREAM, i);
                        goto end;
                }
        }