[PATCH v3 1/4] staging: greybus: added comment to mutex declaration in fw-management.c

[Rachit Dhar]

Added comment to mutex declaration, to resolve a checkpatch.pl check.

Signed-off-by: Rachit Dhar <rchtdhr@xxxxxxxxx>
---
 drivers/staging/greybus/fw-management.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/greybus/fw-management.c b/drivers/staging/greybus/fw-management.c
index 152949c23d65..07a0e6b63cf3 100644
--- a/drivers/staging/greybus/fw-management.c
+++ b/drivers/staging/greybus/fw-management.c
@@ -28,7 +28,7 @@ struct fw_mgmt {
 
 	/* Common id-map for interface and backend firmware requests */
 	struct ida		id_map;
-	struct mutex		mutex;
+	struct mutex		mutex; /* protects fw_mgmt->disabled, and serializes ioctl */
 	struct completion	completion;
 	struct cdev		cdev;
 	struct device		*class_device;
-- 
2.43.0