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Patch "ALSA: firewire-motu: destroy stream data surely at failure of card initialization" has been added to the 4.12-stable tree

PATCH [email protected] 1 participant 1 message Aug 27, 2017

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This is a note to let you know that I've just added the patch titled

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

to the 4.12-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
alsa-firewire-motu-destroy-stream-data-surely-at-failure-of-card-initialization.patch
and it can be found in the queue-4.12 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From dbd7396b4f24e0c3284fcc05f5def24f52c09884 Mon Sep 17 00:00:00 2001

From: Takashi Sakamoto <[email protected]>
Date: Sun, 20 Aug 2017 15:55:02 +0900
Subject: ALSA: firewire-motu: destroy stream data surely at failure of card initialization

From: Takashi Sakamoto <[email protected]>

commit dbd7396b4f24e0c3284fcc05f5def24f52c09884 upstream.

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

Fixes 9b2bb4f2f4a2 ('ALSA: firewire-motu: add stream management functionality')
---
 sound/firewire/motu/motu.c |    1 +
 1 file changed, 1 insertion(+)
sound/firewire/motu/motu.c +1 -0
@@ -128,6 +128,7 @@ static void do_registration(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);

Patches currently in stable-queue which might be from [email protected] are

queue-4.12/alsa-firewire-motu-destroy-stream-data-surely-at-failure-of-card-initialization.patch queue-4.12/alsa-firewire-fix-null-pointer-dereference-when-releasing-uninitialized-data-of-iso-resource.patch