linux-kernel - [PATCH -next] cxl: Use for_each_compatible

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Date:	Tue, 12 Jul 2016 11:30:11 +0000
From:	weiyj_lk@....com
To:	Ian Munsie <imunsie@....ibm.com>,
	Michael Neuling <mikey@...ling.org>
Cc:	Wei Yongjun <yongjun_wei@...ndmicro.com.cn>,
	linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org
Subject: [PATCH -next] cxl: 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.

Generated by Coccinelle.

Signed-off-by: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
---
 drivers/misc/cxl/base.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/misc/cxl/base.c b/drivers/misc/cxl/base.c
index e6f49ac..2330980 100644
--- a/drivers/misc/cxl/base.c
+++ b/drivers/misc/cxl/base.c
@@ -95,7 +95,7 @@ EXPORT_SYMBOL_GPL(cxl_update_properties);
 
 static int __init cxl_base_init(void)
 {
-	struct device_node *np = NULL;
+	struct device_node *np;
 	struct platform_device *dev;
 	int count = 0;
 
@@ -105,8 +105,7 @@ static int __init cxl_base_init(void)
 	if (cpu_has_feature(CPU_FTR_HVMODE))
 		return 0;
 
-	while ((np = of_find_compatible_node(np, NULL,
-				     "ibm,coherent-platform-facility"))) {
+	for_each_compatible_node(np, NULL, "ibm,coherent-platform-facility") {
 		dev = of_platform_device_create(np, NULL, NULL);
 		if (dev)
 			count++;