linux-kernel - [PATCH 1/1] drivers/net/usb/usbnet.c: Use FIELD_SIZEOF macro in usbnet

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Message-Id: <3f3e63ecef46abc5d23053c051b3fef52104cbe7.1303080236.git.tfransosi@gmail.com>
Date:	Sun, 17 Apr 2011 19:46:04 -0300
From:	Thiago Farina <tfransosi@...il.com>
To:	linux-kernel@...r.kernel.org
Cc:	David Brownell <dbrownell@...rs.sourceforge.net>,
	Greg Kroah-Hartman <gregkh@...e.de>, netdev@...r.kernel.org,
	linux-usb@...r.kernel.org, Thiago Farina <tfransosi@...il.com>
Subject: [PATCH 1/1] drivers/net/usb/usbnet.c: Use FIELD_SIZEOF macro in usbnet_init() function.

Signed-off-by: Thiago Farina <tfransosi@...il.com>
---
 drivers/net/usb/usbnet.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 069c1cf..7bc9852 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -1529,9 +1529,9 @@ EXPORT_SYMBOL_GPL(usbnet_resume);
 
 static int __init usbnet_init(void)
 {
-	/* compiler should optimize this out */
-	BUILD_BUG_ON (sizeof (((struct sk_buff *)0)->cb)
-			< sizeof (struct skb_data));
+	/* Compiler should optimize this out. */
+	BUILD_BUG_ON(
+		FIELD_SIZEOF(struct sk_buff, cb) < sizeof(struct skb_data));
 
 	random_ether_addr(node_id);
 	return 0;
-- 
1.7.5.rc2.4.g4d8b3

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