linux-kernel - [PATCH -next] powerpc: use for_each_compatible

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Date:	Mon, 11 Mar 2013 22:24:18 +0800
From:	Wei Yongjun <weiyj.lk@...il.com>
To:	benh@...nel.crashing.org, paulus@...ba.org,
	grant.likely@...retlab.ca, rob.herring@...xeda.com
Cc:	yongjun_wei@...ndmicro.com.cn, linuxppc-dev@...ts.ozlabs.org,
	devicetree-discuss@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: [PATCH -next] powerpc: 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/include/asm/parport.h | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/arch/powerpc/include/asm/parport.h b/arch/powerpc/include/asm/parport.h
index 6dc2577..a452968 100644
--- a/arch/powerpc/include/asm/parport.h
+++ b/arch/powerpc/include/asm/parport.h
@@ -21,9 +21,7 @@ static int parport_pc_find_nonpci_ports (int autoirq, int autodma)
 	int count = 0;
 	int virq;
 
-	for (np = NULL; (np = of_find_compatible_node(np,
-						      "parallel",
-						      "pnpPNP,400")) != NULL;) {
+	for_each_compatible_node(np, "parallel", "pnpPNP,400") {
 		prop = of_get_property(np, "reg", &propsize);
 		if (!prop || propsize > 6*sizeof(u32))
 			continue;

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