pm_runtime_get_sync will increment pm usage counter even it
failed. Forgetting to pm_runtime_put_noidle will result in
reference imbalance in rkisp1_vb2_start_streaming, so we
should fix it.
Fixes: 56e3b29f9f6b2 ("media: staging: rkisp1: add streaming paths")
Signed-off-by: Zhang Qilong <zhangqilo...@huawei.com>
---
drivers/staging/media/rkisp1/rkisp1-capture.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/staging/media/rkisp1/rkisp1-capture.c
b/drivers/staging/media/rkisp1/rkisp1-capture.c
index b6f497ce3e95..0c934ca5adaa 100644
--- a/drivers/staging/media/rkisp1/rkisp1-capture.c
+++ b/drivers/staging/media/rkisp1/rkisp1-capture.c
@@ -992,6 +992,7 @@ rkisp1_vb2_start_streaming(struct vb2_queue *queue,
unsigned int count)
ret = pm_runtime_get_sync(cap->rkisp1->dev);
if (ret < 0) {
+ pm_runtime_put_noidle(cap->rkisp1->dev);
dev_err(cap->rkisp1->dev, "power up failed %d\n", ret);
goto err_destroy_dummy;
}
--
2.17.1
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