linux-kernel - [PATCH v3 3/3] ALSA: hda/realtek: Delete cs35l41 component master during free

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Tue, 6 Jun 2023 11:34:36 +0100
From:   Stefan Binding <sbinding@...nsource.cirrus.com>
To:     Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>
CC:     <alsa-devel@...a-project.org>, <linux-kernel@...r.kernel.org>,
        <patches@...nsource.cirrus.com>,
        Stefan Binding <sbinding@...nsource.cirrus.com>
Subject: [PATCH v3 3/3] ALSA: hda/realtek: Delete cs35l41 component master during free

This ensures that the driver is properly cleaned up when freed.

Signed-off-by: Stefan Binding <sbinding@...nsource.cirrus.com>
---
 sound/pci/hda/patch_realtek.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index f10790ace5c1d..a0e88fd17aa42 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6757,6 +6757,9 @@ static void cs35l41_generic_fixup(struct hda_codec *cdc, int action, const char
 		else
 			spec->gen.pcm_playback_hook = comp_generic_playback_hook;
 		break;
+	case HDA_FIXUP_ACT_FREE:
+		component_master_del(dev, &comp_master_ops);
+		break;
 	}
 }
 
-- 
2.34.1