From: Frans Meulenbroeks <fransmeulenbroeks@gmail.com>
Date: Mon, 2 Jan 2012 11:03:20 +0000 (+0100)
Subject: hwmon: (ltc4261) set data->valid to 0 if error
X-Git-Tag: firefly_0821_release~3680^2~3814^2~6
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=aac9fe9b4697868009e752562e743cc7984809bc;p=firefly-linux-kernel-4.4.55.git

hwmon: (ltc4261) set data->valid to 0 if error

If there is an error it is better to set data->valid to 0
so the next call to ltc4261_update_device will always be
executed.

Signed-off-by: Frans Meulenbroeks <fransmeulenbroeks@gmail.com>
Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com>
---

diff --git a/drivers/hwmon/ltc4261.c b/drivers/hwmon/ltc4261.c
index 4b50601027d3..ce5235560f01 100644
--- a/drivers/hwmon/ltc4261.c
+++ b/drivers/hwmon/ltc4261.c
@@ -85,6 +85,7 @@ static struct ltc4261_data *ltc4261_update_device(struct device *dev)
 					"Failed to read ADC value: error %d\n",
 					val);
 				ret = ERR_PTR(val);
+				data->valid = 0;
 				goto abort;
 			}
 			data->regs[i] = val;