devm_add_action_or_reset() is introduced as a helper function which internally calls devm_add_action(). If devm_add_action() fails then it will execute the action mentioned and return the error code. This reduce source code size (avoid writing the action twice) and reduce the likelyhood of bugs.
Signed-off-by: Fuqian Huang <[email protected]> --- drivers/thermal/rcar_gen3_thermal.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/thermal/rcar_gen3_thermal.c b/drivers/thermal/rcar_gen3_thermal.c index a56463308694..755d2b5bd2c2 100644 --- a/drivers/thermal/rcar_gen3_thermal.c +++ b/drivers/thermal/rcar_gen3_thermal.c @@ -443,9 +443,8 @@ static int rcar_gen3_thermal_probe(struct platform_device *pdev) if (ret) goto error_unregister; - ret = devm_add_action(dev, rcar_gen3_hwmon_action, zone); + ret = devm_add_action_or_reset(dev, rcar_gen3_hwmon_action, zone); if (ret) { - rcar_gen3_hwmon_action(zone); goto error_unregister; } -- 2.11.0
