This is a note to let you know that I've just added the patch titled
ALSA: hda - Fix yet another i915 pointer leftover in error path
to the 4.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...
The filename of the patch is: alsa-hda-fix-yet-another-i915-pointer-leftover-in-error-path.patch and it can be found in the queue-4.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree, please let stable@vger.kernel.org know about it.
From 97cc2ed27e5a168cf423f67c3bc7c6cc41d12f82 Mon Sep 17 00:00:00 2001
From: Takashi Iwai tiwai@suse.de Date: Tue, 29 Mar 2016 18:48:07 +0200 Subject: ALSA: hda - Fix yet another i915 pointer leftover in error path
From: Takashi Iwai tiwai@suse.de
commit 97cc2ed27e5a168cf423f67c3bc7c6cc41d12f82 upstream.
The hdac_acomp object in hdac_i915.c is left as assigned even after binding with i915 actually fails, and this leads to the WARN_ON() at the next load of the module.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=94736 Signed-off-by: Takashi Iwai tiwai@suse.de Cc: Kouta Okamoto kouta.okamoto@toshiba.co.jp Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- sound/hda/hdac_i915.c | 1 + 1 file changed, 1 insertion(+)
--- a/sound/hda/hdac_i915.c +++ b/sound/hda/hdac_i915.c @@ -240,6 +240,7 @@ out_master_del: out_err: kfree(acomp); bus->audio_component = NULL; + hdac_acomp = NULL; dev_info(dev, "failed to add i915 component master (%d)\n", ret);
return ret;
Patches currently in stable-queue which might be from tiwai@suse.de are
queue-4.4/alsa-hda-degrade-i915-binding-failure-message.patch queue-4.4/alsa-hda-add-support-for-docking-station-for-hp-820-g2.patch queue-4.4/alsa-hda-enable-audio-component-for-old-intel-pch-devices.patch queue-4.4/alsa-hda-add-support-for-docking-station-for-hp-840-g3.patch queue-4.4/alsa-hda-clear-the-leftover-component-assignment-at-snd_hdac_i915_exit.patch queue-4.4/alsa-hda-fix-yet-another-i915-pointer-leftover-in-error-path.patch