From: Victor Colombo <victorcolombo@gmail.com>
Date: Sat, 24 Nov 2018 00:23:11 +0000 (-0200)
Subject: staging:iio:ad2s90: Add comment to device state mutex
X-Git-Tag: v5.15~7300^2~78^2~15
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3a1203bfa4964550a706fd786df9bcbcd026d8ed;p=platform%2Fkernel%2Flinux-starfive.git

staging:iio:ad2s90: Add comment to device state mutex

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

Signed-off-by: Victor Colombo <victorcolombo@gmail.com>
Signed-off-by: Matheus Tavares <matheus.bernardino@usp.br>
Acked-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---

diff --git a/drivers/staging/iio/resolver/ad2s90.c b/drivers/staging/iio/resolver/ad2s90.c
index 678351d..a41f5cb 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;
 };