linux-kernel - [PATCH 1/3] POWERPC: don't cast a pointer to pointer of list

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Message-ID: <4757C1DA.6060603@cn.fujitsu.com>
Date:	Thu, 06 Dec 2007 17:33:14 +0800
From:	Li Zefan <lizf@...fujitsu.com>
To:	paulus@...ba.org
CC:	LKML <linux-kernel@...r.kernel.org>, linuxppc-dev@...abs.org,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: [PATCH 1/3] POWERPC: don't cast a pointer to pointer of list_head


The casting is safe only when the list_head member is the
first member of the structure.

Signed-off-by: Li Zefan <lizf@...fujitsu.com>

---
 arch/ppc/syslib/ocp.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/ppc/syslib/ocp.c b/arch/ppc/syslib/ocp.c
index 3f5be2c..d42d408 100644
--- a/arch/ppc/syslib/ocp.c
+++ b/arch/ppc/syslib/ocp.c
@@ -376,7 +376,7 @@ ocp_remove_one_device(unsigned int vendor, unsigned int function, int index)
 
 	down_write(&ocp_devices_sem);
 	dev = __ocp_find_device(vendor, function, index);
-	list_del((struct list_head *)dev);
+	list_del(&dev->link);
 	up_write(&ocp_devices_sem);
 
 	DBG(("ocp: ocp_remove_one_device(vendor: %x, function: %x, index: %d)... done.\n", vendor, function, index));
-- 
1.5.3.rc7

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