Commit 95459261 authored by Dinghao Liu's avatar Dinghao Liu Committed by Herbert Xu

hwrng: ks-sa - Fix runtime PM imbalance on error

pm_runtime_get_sync() increments the runtime PM usage counter even
the call returns an error code. Thus a pairing decrement is needed
on the error handling path to keep the counter balanced.
Signed-off-by: default avatarDinghao Liu <dinghao.liu@zju.edu.cn>
Reviewed-by: default avatarAlexander Sverdlin <alexander.sverdlin@nokia.com>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent b3a9e3b9
...@@ -244,6 +244,7 @@ static int ks_sa_rng_probe(struct platform_device *pdev) ...@@ -244,6 +244,7 @@ static int ks_sa_rng_probe(struct platform_device *pdev)
ret = pm_runtime_get_sync(dev); ret = pm_runtime_get_sync(dev);
if (ret < 0) { if (ret < 0) {
dev_err(dev, "Failed to enable SA power-domain\n"); dev_err(dev, "Failed to enable SA power-domain\n");
pm_runtime_put_noidle(dev);
pm_runtime_disable(dev); pm_runtime_disable(dev);
return ret; return ret;
} }
......
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