hwrng: mtk - handle devm_pm_runtime_enable errors

[ Upstream commit 522a242a18adc5c63a24836715dbeec4dc3faee1 ]

Although unlikely, devm_pm_runtime_enable() call might fail, so handle
the return value.

Fixes: 78cb66caa6ab ("hwrng: mtk - Use devm_pm_runtime_enable")
Signed-off-by: Ovidiu Panait <ovidiu.panait.oss@gmail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Ovidiu Panait
2025-06-29 20:31:41 +03:00
committed by Greg Kroah-Hartman
parent 5c67096975
commit 344fd8e2cd

View File

@@ -142,7 +142,9 @@ static int mtk_rng_probe(struct platform_device *pdev)
dev_set_drvdata(&pdev->dev, priv);
pm_runtime_set_autosuspend_delay(&pdev->dev, RNG_AUTOSUSPEND_TIMEOUT);
pm_runtime_use_autosuspend(&pdev->dev);
devm_pm_runtime_enable(&pdev->dev);
ret = devm_pm_runtime_enable(&pdev->dev);
if (ret)
return ret;
dev_info(&pdev->dev, "registered RNG driver\n");