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)
committerTakashi Iwai <tiwai@suse.de>
Thu, 20 Oct 2022 12:19:48 +0000 (14:19 +0200)
commit4881bda5ea05c8c240fc8afeaa928e2bc43f61fa
treeaf286aa6742c49fbe406e73f06ba4b2dedd15e02
parent491a4ccd8a0258392900c80c6b2b622c7115fc23
ALSA: ac97: fix possible memory leak in snd_ac97_dev_register()

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>
sound/pci/ac97/ac97_codec.c