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ALSA: ac97: fix PM reference leak in ac97_bus_remove()
authorYufen Yu <yuyufen@huawei.com>
Mon, 24 May 2021 09:38:11 +0000 (05:38 -0400)
committerTakashi Iwai <tiwai@suse.de>
Tue, 25 May 2021 06:59:08 +0000 (08:59 +0200)
commita38e93302ee25b2ca6f4ee76c6c974cf3637985e
tree682d6ffbdebdc1fd6e3c28cc7f060742ac19a7adtree | snapshot
parent877013bc9cbdd37dfc12d87feca4e368d38ebc6fcommit | diff
ALSA: ac97: fix PM reference leak in ac97_bus_remove()

pm_runtime_get_sync will increment pm usage counter even it failed.
Forgetting to putting operation will result in reference leak here.
Fix it by replacing it with pm_runtime_resume_and_get to keep usage
counter balanced.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yufen Yu <yuyufen@huawei.com>
Link: https://lore.kernel.org/r/20210524093811.612302-1-yuyufen@huawei.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/ac97/bus.c diff | blob | history
Domain: System / Kernel;