From: Niklas Söderlund niklas.soderlund+renesas@ragnatech.se
[ Upstream commit 39056e8a989ef52486e063e34b4822b341e47b0e ]
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@... Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/thermal/rcar_thermal.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/thermal/rcar_thermal.c b/drivers/thermal/rcar_thermal.c index d0873de718da9..43f0cd2bd0ae6 100644 --- a/drivers/thermal/rcar_thermal.c +++ b/drivers/thermal/rcar_thermal.c @@ -526,8 +526,10 @@ 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 */ }