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thermal: rcar_thermal: Handle probe error gracefully 

If the common register memory resource is not available the driver needs
to fail gracefully to disable PM. Instead of returning the error
directly store it in ret and use the already existing error path.

Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/20200310114709.1483860-1-niklas.soderlund+renesas@ragnatech.se
This commit is contained in:
Niklas Söderlund 2020-03-10 12:47:09 +01:00 committed by Daniel Lezcano
parent a9d8e61b93
commit 39056e8a98
1 changed files with 4 additions and 2 deletions
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6
drivers/thermal/rcar_thermal.c
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@ -521,8 +521,10 @@ static int rcar_thermal_probe(struct platform_device *pdev)
res = platform_get_resource(pdev, IORESOURCE_MEM,
mres++);
common->base = devm_ioremap_resource(dev, res);
if (IS_ERR(common->base))
return PTR_ERR(common->base);
if (IS_ERR(common->base)) {
ret = PTR_ERR(common->base);
goto error_unregister;
}
idle = 0; /* polling delay is not needed */
}