linux-kernel - [PATCH -next] [POWERPC] celleb: use for_each_compatible

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Date:	Tue, 4 Dec 2012 00:17:01 -0500
From:	Wei Yongjun <weiyj.lk@...il.com>
To:	arnd@...db.de, benh@...nel.crashing.org, paulus@...ba.org
Cc:	yongjun_wei@...ndmicro.com.cn, linuxppc-dev@...ts.ozlabs.org,
	cbe-oss-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: [PATCH -next] [POWERPC] celleb: use for_each_compatible_node() macro

From: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>

Use for_each_compatible_node() macro instead of open coding it.

Signed-off-by: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
---
 arch/powerpc/platforms/cell/celleb_scc_sio.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/arch/powerpc/platforms/cell/celleb_scc_sio.c b/arch/powerpc/platforms/cell/celleb_scc_sio.c
index 3a16c5b..75d71a7 100644
--- a/arch/powerpc/platforms/cell/celleb_scc_sio.c
+++ b/arch/powerpc/platforms/cell/celleb_scc_sio.c
@@ -42,14 +42,13 @@ static struct {
 static int __init txx9_serial_init(void)
 {
 	extern int early_serial_txx9_setup(struct uart_port *port);
-	struct device_node *node = NULL;
+	struct device_node *node;
 	int i;
 	struct uart_port req;
 	struct of_irq irq;
 	struct resource res;
 
-	while ((node = of_find_compatible_node(node,
-				"serial", "toshiba,sio-scc")) != NULL) {
+	for_each_compatible_node(node, "serial", "toshiba,sio-scc") {
 		for (i = 0; i < ARRAY_SIZE(txx9_scc_tab); i++) {
 			if (!(txx9_serial_bitmap & (1<<i)))
 				continue;


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