tree f588d6c9baecfd515b33df2e2e7980fb9b3f110e
parent 87bb275eadd300df22629568faae031326fc4240
author Yang Yingliang <yangyingliang@huawei.com> 1666171825 +0800
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1667487054 +0900

ALSA: ac97: fix possible memory leak in snd_ac97_dev_register()

[ 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>