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Subject[PATCH] media: bdisp: Fix runtime PM imbalance on error
Date
pm_runtime_get_sync() increments the runtime PM usage counter even
when it returns an error code. Thus a pairing decrement is needed on
the error handling path to keep the counter balanced.

Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn>
---
drivers/media/platform/sti/bdisp/bdisp-v4l2.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/media/platform/sti/bdisp/bdisp-v4l2.c b/drivers/media/platform/sti/bdisp/bdisp-v4l2.c
index af2d5eb782ce..e1d150584bdc 100644
--- a/drivers/media/platform/sti/bdisp/bdisp-v4l2.c
+++ b/drivers/media/platform/sti/bdisp/bdisp-v4l2.c
@@ -1371,7 +1371,7 @@ static int bdisp_probe(struct platform_device *pdev)
ret = pm_runtime_get_sync(dev);
if (ret < 0) {
dev_err(dev, "failed to set PM\n");
- goto err_dbg;
+ goto err_pm;
}

/* Filters */
@@ -1399,7 +1399,6 @@ static int bdisp_probe(struct platform_device *pdev)
bdisp_hw_free_filters(bdisp->dev);
err_pm:
pm_runtime_put(dev);
-err_dbg:
bdisp_debugfs_remove(bdisp);
err_v4l2:
v4l2_device_unregister(&bdisp->v4l2_dev);
--
2.17.1
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