From ef4f92c064697a66a2a61977dd690af40dc01ff0 Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Mon, 22 Oct 2012 12:15:00 +0100
Subject: [PATCH] iio: Accept a leading '+' sign when parsing fixed point
 numbers

If we encounter a leading '+' sign just skip over it.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
---
 drivers/iio/industrialio-core.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
index 7bb570b7a4af..cd700368eed0 100644
--- a/drivers/iio/industrialio-core.c
+++ b/drivers/iio/industrialio-core.c
@@ -437,6 +437,8 @@ static ssize_t iio_write_channel_info(struct device *dev,
 	if (buf[0] == '-') {
 		negative = true;
 		buf++;
+	} else if (buf[0] == '+') {
+		buf++;
 	}
 
 	while (*buf) {