[PATCH -next] ALSA: ppc: tumbler: use for_each_child_of_node() macro

[Yang Yingliang]

Use for_each_child_of_node() macro instead of open coding it.

Signed-off-by: Yang Yingliang <yangyingliang at huawei.com>
---
 sound/ppc/tumbler.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/sound/ppc/tumbler.c b/sound/ppc/tumbler.c
index c65e74d7cd0a..c7e150f82bcc 100644
--- a/sound/ppc/tumbler.c
+++ b/sound/ppc/tumbler.c
@@ -1060,8 +1060,7 @@ static struct device_node *find_audio_device(const char *name)
 	if (! gpiop)
 		return NULL;
   
-	for (np = of_get_next_child(gpiop, NULL); np;
-			np = of_get_next_child(gpiop, np)) {
+	for_each_child_of_node(gpiop, np) {
 		const char *property = of_get_property(np, "audio-gpio", NULL);
 		if (property && strcmp(property, name) == 0)
 			break;
-- 
2.25.1