[PATCH] staging: greybus: loopback: enclose macro statements in do-while loop

[Deepak R Varma]

Include multiple statements of macro definition inside do-while{0} loop
to avoid possible partial program execution. Issue reported by
checkpatch script:

ERROR: Macros with multiple statements should be enclosed in a do - while loop

Signed-off-by: Deepak R Varma <drv@xxxxxxxxx>
---
 drivers/staging/greybus/loopback.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/staging/greybus/loopback.c b/drivers/staging/greybus/loopback.c
index 1a61fce98056..37214cb43937 100644
--- a/drivers/staging/greybus/loopback.c
+++ b/drivers/staging/greybus/loopback.c
@@ -163,9 +163,11 @@ static ssize_t name##_avg_show(struct device *dev,		\
 static DEVICE_ATTR_RO(name##_avg)

 #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)
+	gb_loopback_ro_avg_attr(field);				\
+} while (0)

 #define gb_loopback_attr(field, type)					\
 static ssize_t field##_show(struct device *dev,				\
--
2.30.2