From: Zijun Hu <quic_zijuhu@quicinc.com>
Date: Tue, 24 Dec 2024 13:05:04 +0000 (+0800)
Subject: driver core: Simplify API device_find_child_by_name() implementation
X-Git-Tag: v6.14-rc1~55^2~62
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d784b43c2d8bf24c2c80ef45ccbc41588945c415;p=thirdparty%2Flinux.git

driver core: Simplify API device_find_child_by_name() implementation

Simplify device_find_child_by_name() implementation by both existing
API device_find_child() and device_match_name().

Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Zijun Hu <quic_zijuhu@quicinc.com>
Link: https://lore.kernel.org/r/20241224-const_dfc_done-v5-5-6623037414d4@quicinc.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/base/core.c b/drivers/base/core.c
index b242993f816df..ee778d3807771 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -4110,18 +4110,7 @@ EXPORT_SYMBOL_GPL(device_find_child);
 struct device *device_find_child_by_name(struct device *parent,
 					 const char *name)
 {
-	struct klist_iter i;
-	struct device *child;
-
-	if (!parent)
-		return NULL;
-
-	klist_iter_init(&parent->p->klist_children, &i);
-	while ((child = next_device(&i)))
-		if (sysfs_streq(dev_name(child), name) && get_device(child))
-			break;
-	klist_iter_exit(&i);
-	return child;
+	return device_find_child(parent, name, device_match_name);
 }
 EXPORT_SYMBOL_GPL(device_find_child_by_name);