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thermal: rcar_thermal: propagate return value of thermal_zone_device_…

…register

thermal_zone_device_register returns a value contained in the pointer itself
use PTR_ERR to obtain the address and return it at the end.

Signed-off-by: Devendra Naga <devendra.aaru@gmail.com>
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
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1 parent aa3b5d2 commit fb84d9907f0ff0e3f7d70d55039ddf0f78d2a472 @DevNaga DevNaga committed with zhang-rui Mar 4, 2013
Showing with 3 additions and 1 deletion.
  1. +3 −1 drivers/thermal/rcar_thermal.c
@@ -364,6 +364,7 @@ static int rcar_thermal_probe(struct platform_device *pdev)
struct resource *res, *irq;
int mres = 0;
int i;
+ int ret = -ENODEV;
int idle = IDLE_INTERVAL;
common = devm_kzalloc(dev, sizeof(*common), GFP_KERNEL);
@@ -438,6 +439,7 @@ static int rcar_thermal_probe(struct platform_device *pdev)
idle);
if (IS_ERR(priv->zone)) {
dev_err(dev, "can't register thermal zone\n");
+ ret = PTR_ERR(priv->zone);
goto error_unregister;
}
@@ -457,7 +459,7 @@ static int rcar_thermal_probe(struct platform_device *pdev)
rcar_thermal_for_each_priv(priv, common)
thermal_zone_device_unregister(priv->zone);
- return -ENODEV;
+ return ret;
}
static int rcar_thermal_remove(struct platform_device *pdev)

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