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| author | Biju Das <biju.das.jz@bp.renesas.com> | 2021-12-08 16:40:09 +0000 |
|---|---|---|
| committer | Daniel Lezcano <daniel.lezcano@linaro.org> | 2021-12-09 15:58:09 +0100 |
| commit | 8ee1c0f6526ce942b7595951c7bb0165010051c2 (patch) | |
| tree | 8efb51c88f6d08ce9887706eff3924052eb99334 /drivers/thermal | |
| parent | 3de89d8842a2b5d3dd22ebf97dd561ae0a330948 (diff) | |
| download | linux-8ee1c0f6526ce942b7595951c7bb0165010051c2.tar.gz linux-8ee1c0f6526ce942b7595951c7bb0165010051c2.tar.bz2 linux-8ee1c0f6526ce942b7595951c7bb0165010051c2.zip | |
thermal/drivers/rz2gl: Add error check for reset_control_deassert()
If reset_control_deassert() fails, then we won't be able to access
the device registers. Therefore check the return code of
reset_control_deassert() and bail out in case of error.
While at it replace the parameter "&pdev->dev" -> "dev" in
devm_reset_control_get_exclusive().
Suggested-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Link: https://lore.kernel.org/r/20211208164010.4130-1-biju.das.jz@bp.renesas.com
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Diffstat (limited to 'drivers/thermal')
| -rw-r--r-- | drivers/thermal/rzg2l_thermal.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/thermal/rzg2l_thermal.c b/drivers/thermal/rzg2l_thermal.c index d47d4a30cd6c..7a9cdc1f37ca 100644 --- a/drivers/thermal/rzg2l_thermal.c +++ b/drivers/thermal/rzg2l_thermal.c @@ -170,12 +170,14 @@ static int rzg2l_thermal_probe(struct platform_device *pdev) return PTR_ERR(priv->base); priv->dev = dev; - priv->rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL); + priv->rstc = devm_reset_control_get_exclusive(dev, NULL); if (IS_ERR(priv->rstc)) return dev_err_probe(dev, PTR_ERR(priv->rstc), "failed to get cpg reset"); - reset_control_deassert(priv->rstc); + ret = reset_control_deassert(priv->rstc); + if (ret) + return dev_err_probe(dev, ret, "failed to deassert"); pm_runtime_enable(dev); pm_runtime_get_sync(dev); |