From: Harald Geyer <harald@ccbib.org>
Date: Tue, 7 Jul 2015 13:39:29 +0000 (+0000)
Subject: iio: dht11: add comment to make checkpatch.pl --strict happy
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=a7126003b6dd47c0088d952734379ef471156c5f;p=openwrt%2Fstaging%2Fblogic.git

iio: dht11: add comment to make checkpatch.pl --strict happy

Explain why the driver needs a mutex.

Signed-off-by: Harald Geyer <harald@ccbib.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
---

diff --git a/drivers/iio/humidity/dht11.c b/drivers/iio/humidity/dht11.c
index 343d26af1dd8..bb5ad57ed2a2 100644
--- a/drivers/iio/humidity/dht11.c
+++ b/drivers/iio/humidity/dht11.c
@@ -63,6 +63,7 @@ struct dht11 {
 	int				irq;
 
 	struct completion		completion;
+	/* The iio sysfs interface doesn't prevent concurrent reads: */
 	struct mutex			lock;
 
 	s64				timestamp;