From: Zhang Qilong zhangqilong3@huawei.com
[ Upstream commit aa57e77b3d28f0df07149d88c47bc0f3aa77330b ]
pm_runtime_get_sync will increment pm usage counter even it failed. Forgetting to putting operation will result in reference leak here. We fix it by replacing it with pm_runtime_resume_and_get to keep usage counter balanced.
Fixes: b209e047bc743 ("HSI: Introduce OMAP SSI driver") Signed-off-by: Zhang Qilong zhangqilong3@huawei.com Signed-off-by: Sebastian Reichel sre@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/hsi/controllers/omap_ssi_core.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/hsi/controllers/omap_ssi_core.c b/drivers/hsi/controllers/omap_ssi_core.c index 2be9c01e175ca..f36036be7f032 100644 --- a/drivers/hsi/controllers/omap_ssi_core.c +++ b/drivers/hsi/controllers/omap_ssi_core.c @@ -424,7 +424,7 @@ static int ssi_hw_init(struct hsi_controller *ssi) struct omap_ssi_controller *omap_ssi = hsi_controller_drvdata(ssi); int err;
- err = pm_runtime_get_sync(ssi->device.parent); + err = pm_runtime_resume_and_get(ssi->device.parent); if (err < 0) { dev_err(&ssi->device, "runtime PM failed %d\n", err); return err;