Commit 9535b995 authored by Bixuan Cui's avatar Bixuan Cui Committed by Greg Kroah-Hartman

usb: musb: fix PM reference leak in musb_irq_work()

pm_runtime_get_sync will increment pm usage counter even it failed.
thus a pairing decrement is needed.
Fix it by replacing it with pm_runtime_resume_and_get to keep usage
counter balanced.
Reported-by: default avatarHulk Robot <hulkci@huawei.com>
Signed-off-by: default avatarBixuan Cui <cuibixuan@huawei.com>
Link: https://lore.kernel.org/r/20210408091836.55227-1-cuibixuan@huawei.comSigned-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent a932ee40
......@@ -2070,7 +2070,7 @@ static void musb_irq_work(struct work_struct *data)
struct musb *musb = container_of(data, struct musb, irq_work.work);
int error;
error = pm_runtime_get_sync(musb->controller);
error = pm_runtime_resume_and_get(musb->controller);
if (error < 0) {
dev_err(musb->controller, "Could not enable: %i\n", error);
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment