powerpc/celleb: Use for_each_compatible_node() macro

Use for_each_compatible_node() macro instead of open coding it.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

1 files 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 3a16c5b3c464..9c339ec646f5 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;