rpi-poe-fan: Fix undeclared variable in rpi_poe_fan_suspend

XECDesign · XECDesign · commit 29d173004d1f · 2018-08-29T14:56:36.000+01:00
closes raspberrypi#2665 Signed-off-by: Serge Schneider <serge@raspberrypi.org>
diff --git a/drivers/hwmon/rpi-poe-fan.c b/drivers/hwmon/rpi-poe-fan.c
@@ -397,10 +397,11 @@ static int rpi_poe_fan_suspend(struct device *dev)
 {
 	struct rpi_poe_fan_ctx *ctx = dev_get_drvdata(dev);
 	u32 value = 0;
+	int ret = 0;
 
 	if (ctx->pwm_value != value)
 		ret = write_reg(ctx->fw, POE_CUR_PWM, &value);
-	return 0;
+	return ret;
 }
 
 static int rpi_poe_fan_resume(struct device *dev)

Original file line number	Diff line number	Diff line change
`@@ -397,10 +397,11 @@ static int rpi_poe_fan_suspend(struct device *dev)`
`397`	`397`	`{`
`398`	`398`	`struct rpi_poe_fan_ctx *ctx = dev_get_drvdata(dev);`
`399`	`399`	`u32 value = 0;`
	`400`	`+ int ret = 0;`
`400`	`401`
`401`	`402`	`if (ctx->pwm_value != value)`
`402`	`403`	`ret = write_reg(ctx->fw, POE_CUR_PWM, &value);`
`403`		`- return 0;`
	`404`	`+ return ret;`
`404`	`405`	`}`
`405`	`406`
`406`	`407`	`static int rpi_poe_fan_resume(struct device *dev)`