From: Julia Lawall <julia@diku.dk>
Date: Fri, 28 Mar 2008 21:21:08 +0000 (+1100)
Subject: [POWERPC] Use FIELD_SIZEOF in drivers/block/viodasd.c
X-Git-Tag: v2.6.26-rc1~1125^2~88
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=ea6728c11f3afa15a9c7c50a6c9ae061fe5a9d00;p=linux.git

[POWERPC] Use FIELD_SIZEOF in drivers/block/viodasd.c

Robert P.J. Day proposed to use the macro FIELD_SIZEOF in replace of code
that matches its definition.

The modification was made using the following semantic patch
(http://www.emn.fr/x-info/coccinelle/)

// <smpl>
@haskernel@
@@

#include <linux/kernel.h>

@depends on haskernel@
type t;
identifier f;
@@

- (sizeof(((t*)0)->f))
+ FIELD_SIZEOF(t, f)

@depends on haskernel@
type t;
identifier f;
@@

- sizeof(((t*)0)->f)
+ FIELD_SIZEOF(t, f)
// </smpl>

Signed-off-by: Julia Lawall <julia@diku.dk>
Cc: Jens Axboe <jens.axboe@oracle.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Acked-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>
---

diff --git a/drivers/block/viodasd.c b/drivers/block/viodasd.c
index 41ca721d2523..ebfe038d859e 100644
--- a/drivers/block/viodasd.c
+++ b/drivers/block/viodasd.c
@@ -69,7 +69,7 @@ MODULE_LICENSE("GPL");
 enum {
 	PARTITION_SHIFT = 3,
 	MAX_DISKNO = HVMAXARCHITECTEDVIRTUALDISKS,
-	MAX_DISK_NAME = sizeof(((struct gendisk *)0)->disk_name)
+	MAX_DISK_NAME = FIELD_SIZEOF(struct gendisk, disk_name)
 };
 
 static DEFINE_SPINLOCK(viodasd_spinlock);