cxl: Use for_each_compatible_node() macro

Use for_each_compatible_node() macro instead of open coding it.

Generated by Coccinelle.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Reviewed-by: Andrew Donnellan <andrew.donnellan@au1.ibm.com>
Acked-by: Ian Munsie <imunsie@au1.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

diff --git a/drivers/misc/cxl/base.c b/drivers/misc/cxl/base.c
index e6f49ac..2330980 100644 (file)
--- 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++;