linux-kernel - [PATCH] dgnc: DGNC_VERIFY_BOARD macro in do while block

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Date:	Sat, 12 Jul 2014 18:26:39 -0700
From:	Jeremiah Mahler <jmmahler@...il.com>
To:	Lidza Louina <lidza.louina@...il.com>
Cc:	Mark Hounschell <markh@...pro.net>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	driverdev-devel@...uxdriverproject.org, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org, Jeremiah Mahler <jmmahler@...il.com>
Subject: [PATCH] dgnc: DGNC_VERIFY_BOARD macro in do while block

Enclose the body of the multi-statement DGNC_VERIFY_BOARD macro inside a
do - while block as per Documentation/CodingStyle.  Fixes 1 error found
by checkpatch.pl.

Signed-off-by: Jeremiah Mahler <jmmahler@...il.com>
---
 drivers/staging/dgnc/dgnc_sysfs.c | 20 +++++++++++---------
 1 file changed, 11 insertions(+), 9 deletions(-)

diff --git a/drivers/staging/dgnc/dgnc_sysfs.c b/drivers/staging/dgnc/dgnc_sysfs.c
index 0f0e8fc..3f321bb 100644
--- a/drivers/staging/dgnc/dgnc_sysfs.c
+++ b/drivers/staging/dgnc/dgnc_sysfs.c
@@ -150,15 +150,17 @@ void dgnc_remove_driver_sysfiles(struct pci_driver *dgnc_driver)
 }
 
 
-#define DGNC_VERIFY_BOARD(p, bd)			\
-	if (!p)						\
-		return 0;				\
-							\
-	bd = dev_get_drvdata(p);			\
-	if (!bd || bd->magic != DGNC_BOARD_MAGIC)	\
-		return 0;				\
-	if (bd->state != BOARD_READY)			\
-		return 0;				\
+#define DGNC_VERIFY_BOARD(p, bd)				\
+	do {							\
+		if (!p)						\
+			return 0;				\
+								\
+		bd = dev_get_drvdata(p);			\
+		if (!bd || bd->magic != DGNC_BOARD_MAGIC)	\
+			return 0;				\
+		if (bd->state != BOARD_READY)			\
+			return 0;				\
+	} while (0)
 
 
 
-- 
2.0.1

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