]> git.proxmox.com Git - mirror_ubuntu-jammy-kernel.git/commit
ALSA: ac97: fix possible memory leak in snd_ac97_dev_register()
authorYang Yingliang <yangyingliang@huawei.com>
Wed, 19 Oct 2022 09:30:25 +0000 (17:30 +0800)
committerStefan Bader <stefan.bader@canonical.com>
Mon, 28 Nov 2022 14:18:12 +0000 (15:18 +0100)
commit6ec37fec5e2285f0e888d8b6438849ca8581083f
tree3d6d15604a7debe02f9c3aba351ec8b961fa99de
parent9f5ce5f67adf1e1ebc6ded1d61227dabd89f6de6
ALSA: ac97: fix possible memory leak in snd_ac97_dev_register()

BugLink: https://bugs.launchpad.net/bugs/1997981
[ Upstream commit 4881bda5ea05c8c240fc8afeaa928e2bc43f61fa ]

If device_register() fails in snd_ac97_dev_register(), it should
call put_device() to give up reference, or the name allocated in
dev_set_name() is leaked.

Fixes: 0ca06a00e206 ("[ALSA] AC97 bus interface for ad-hoc drivers")
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20221019093025.1179475-1-yangyingliang@huawei.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
Signed-off-by: Stefan Bader <stefan.bader@canonical.com>
sound/pci/ac97/ac97_codec.c