fbdev: nvidia: use for_each_child_of_node() macro

Use for_each_child_of_node() macro instead of open coding it.

Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200916062123.190636-1-miaoqinglang@huawei.com

diff --git a/drivers/video/fbdev/nvidia/nv_of.c b/drivers/video/fbdev/nvidia/nv_of.c
index 5f3e517..d20b877 100644 (file)
--- a/drivers/video/fbdev/nvidia/nv_of.c
+++ b/drivers/video/fbdev/nvidia/nv_of.c
@@ -42,8 +42,7 @@ int nvidia_probe_of_connector(struct fb_info *info, int conn, u8 **out_edid)
                const char *pname;
                int len;
 
-               for (dp = NULL;
-                    (dp = of_get_next_child(parent, dp)) != NULL;) {
+               for_each_child_of_node(parent, dp) {
                        pname = of_get_property(dp, "name", NULL);
                        if (!pname)
                                continue;