[PATCH] sbus: Use of_get_child_by_name helper

From: Rob Herring
Date: Wed Aug 29 2018 - 16:03:41 EST


Use the of_get_child_by_name() helper instead of open coding searching
for the '/options' node. This removes directly accessing the name
pointer as well.

Cc: "David S. Miller" <davem@xxxxxxxxxxxxx>
Cc: sparclinux@xxxxxxxxxxxxxxx
Signed-off-by: Rob Herring <robh@xxxxxxxxxx>
---
drivers/sbus/char/openprom.c | 11 +----------
1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/drivers/sbus/char/openprom.c b/drivers/sbus/char/openprom.c
index 7b31f19ade83..050879a2ddef 100644
--- a/drivers/sbus/char/openprom.c
+++ b/drivers/sbus/char/openprom.c
@@ -715,22 +715,13 @@ static struct miscdevice openprom_dev = {

static int __init openprom_init(void)
{
- struct device_node *dp;
int err;

err = misc_register(&openprom_dev);
if (err)
return err;

- dp = of_find_node_by_path("/");
- dp = dp->child;
- while (dp) {
- if (!strcmp(dp->name, "options"))
- break;
- dp = dp->sibling;
- }
- options_node = dp;
-
+ options_node = of_get_child_by_name(of_find_node_by_path("/"), "options");
if (!options_node) {
misc_deregister(&openprom_dev);
return -EIO;
--
2.17.1