Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
From:   Mathieu Malaterre <malat@debian.org>
To:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc:     Mathieu Malaterre <malat@debian.org>, linux-kernel@vger.kernel.org
Subject: [PATCH] driver core: add __printf verification to device_create_groups_vargs
Date:   Sat,  5 May 2018 21:57:41 +0200
Message-Id: <20180505195741.16617-1-malat@debian.org>
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

__printf is useful to verify format and arguments. Remove the following
warning (with W=1):

  drivers/base/core.c:2435:2: warning: function might be possible candidate for ‘gnu_printf’ format attribute [-Wsuggest-attribute=format]

Signed-off-by: Mathieu Malaterre <malat@debian.org>
---
 drivers/base/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/base/core.c b/drivers/base/core.c
index b610816eb887..357e774ba13b 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -2406,7 +2406,7 @@ static void device_create_release(struct device *dev)
 	kfree(dev);
 }
 
-static struct device *
+static __printf(6, 0) struct device *
 device_create_groups_vargs(struct class *class, struct device *parent,
 			   dev_t devt, void *drvdata,
 			   const struct attribute_group **groups,
-- 
2.11.0