diff options
| author | Ovidiu Panait <ovidiu.panait.oss@gmail.com> | 2025-06-29 20:31:41 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-08-15 12:13:55 +0200 |
| commit | f63bd615e58f43dbe4b2e4c3f3ffa0bfb7766007 (patch) | |
| tree | 5745509e3cb18ca3736035489b18938658b27f4a | |
| parent | 1a43f53b0e9ecbf33e31f00fcdaaac50140011ac (diff) | |
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>
| -rw-r--r-- | drivers/char/hw_random/mtk-rng.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/char/hw_random/mtk-rng.c b/drivers/char/hw_random/mtk-rng.c index 1e3048f2bb38..6c4e40d0365f 100644 --- a/drivers/char/hw_random/mtk-rng.c +++ b/drivers/char/hw_random/mtk-rng.c @@ -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"); |