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


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

Signed-off-by: Li Zefan <lizf@cn.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

WARNING: multiple messages have this Message-ID (diff)
From: Li Zefan <lizf@cn.fujitsu.com>
To: paulus@samba.org
Cc: LKML <linux-kernel@vger.kernel.org>,
	linuxppc-dev@ozlabs.org,
	Andrew Morton <akpm@linux-foundation.org>
Subject: [PATCH 1/3] POWERPC: don't cast a pointer to pointer of list_head
Date: Thu, 06 Dec 2007 17:33:14 +0800	[thread overview]
Message-ID: <4757C1DA.6060603@cn.fujitsu.com> (raw)


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

Signed-off-by: Li Zefan <lizf@cn.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


             reply	other threads:[~2007-12-06  9:36 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-12-06  9:33 Li Zefan [this message]
2007-12-06  9:33 ` [PATCH 1/3] POWERPC: don't cast a pointer to pointer of list_head Li Zefan
2007-12-07  4:07 ` Nick Piggin
2007-12-07  4:07   ` Nick Piggin
2007-12-07  5:05   ` Li Zefan
2007-12-07  5:05     ` Li Zefan

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