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authorZhang Qilong <zhangqilong3@huawei.com>2020-11-23 18:18:27 +0800
committerSebastian Reichel <sre@kernel.org>2020-12-29 23:57:06 +0100
commitaa57e77b3d28f0df07149d88c47bc0f3aa77330b (patch)
treeff5c576bff59904d8776236d95fe267e35e82144 /drivers/hsi/controllers
parent5c8fe583cce542aa0b84adc939ce85293de36e5e (diff)
HSI: Fix PM usage counter unbalance in ssi_hw_init
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>
Diffstat (limited to 'drivers/hsi/controllers')
-rw-r--r--drivers/hsi/controllers/omap_ssi_core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/hsi/controllers/omap_ssi_core.c b/drivers/hsi/controllers/omap_ssi_core.c
index 7596dc164648..44a3f5660c10 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;