linux-kernel - [PATCH 1/1] Macros with multiple statements should be enclosed in a do

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Message-Id: <20210210221439.3489-2-yildirim.fatih@gmail.com>
Date:   Thu, 11 Feb 2021 01:14:39 +0300
From:   Fatih YILDIRIM <yildirim.fatih@...il.com>
To:     pure.logic@...us-software.ie, johan@...nel.org, elder@...nel.org,
        gregkh@...uxfoundation.org
Cc:     greybus-dev@...ts.linaro.org, devel@...verdev.osuosl.org,
        linux-kernel@...r.kernel.org, yildirim.fatih@...il.com
Subject: [PATCH 1/1] Macros with multiple statements should be enclosed in a do - while loop.

Signed-off-by: Fatih YILDIRIM <yildirim.fatih@...il.com>
---
 drivers/staging/greybus/loopback.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/greybus/loopback.c b/drivers/staging/greybus/loopback.c
index 2471448ba42a..c88ef3e894fa 100644
--- a/drivers/staging/greybus/loopback.c
+++ b/drivers/staging/greybus/loopback.c
@@ -162,10 +162,12 @@ static ssize_t name##_avg_show(struct device *dev,		\
 }									\
 static DEVICE_ATTR_RO(name##_avg)
 
-#define gb_loopback_stats_attrs(field)				\
-	gb_loopback_ro_stats_attr(field, min, u);		\
-	gb_loopback_ro_stats_attr(field, max, u);		\
-	gb_loopback_ro_avg_attr(field)
+#define gb_loopback_stats_attrs(field)					\
+	do {								\
+		gb_loopback_ro_stats_attr(field, min, u);		\
+		gb_loopback_ro_stats_attr(field, max, u);		\
+		gb_loopback_ro_avg_attr(field);				\
+	} while (0)
 
 #define gb_loopback_attr(field, type)					\
 static ssize_t field##_show(struct device *dev,				\
-- 
2.20.1