linux-kernel - [PATCH v2 6/7] staging:iio:ad2s90: Add comment to device state mutex

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Date:   Sun, 18 Nov 2018 02:25:39 -0200
From:   Matheus Tavares <matheus.bernardino@....br>
To:     Lars-Peter Clausen <lars@...afoo.de>,
        Michael Hennerich <Michael.Hennerich@...log.com>,
        Jonathan Cameron <jic23@...nel.org>,
        Hartmut Knaack <knaack.h@....de>,
        Peter Meerwald-Stadler <pmeerw@...erw.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>
Cc:     linux-iio@...r.kernel.org, devel@...verdev.osuosl.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        Alexandru Ardelean <alexandru.ardelean@...log.com>,
        kernel-usp@...glegroups.com, victorcolombo@...il.com
Subject: [PATCH v2 6/7] staging:iio:ad2s90: Add comment to device state mutex

From: Victor Colombo <victorcolombo@...il.com>

Fix the checkpatch.pl issue:
"CHECK: struct mutex definition without comment".

Signed-off-by: Victor Colombo <victorcolombo@...il.com>
Signed-off-by: Matheus Tavares <matheus.bernardino@....br>
---
Changes in v2:
 - Patch added in v2

 drivers/staging/iio/resolver/ad2s90.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/iio/resolver/ad2s90.c b/drivers/staging/iio/resolver/ad2s90.c
index 9aa229ba47e7..f04dc5dede00 100644
--- a/drivers/staging/iio/resolver/ad2s90.c
+++ b/drivers/staging/iio/resolver/ad2s90.c
@@ -22,7 +22,7 @@
 #define AD2S90_MAX_SPI_FREQ_HZ  830000
 
 struct ad2s90_state {
-	struct mutex lock;
+	struct mutex lock; /* lock to protect rx buffer */
 	struct spi_device *sdev;
 	u8 rx[2] ____cacheline_aligned;
 };
-- 
2.18.0