[PATCH v4 05/11] driver core: Simplify API device_find_child_by_name() implementation

Zijun Hu
2024-12-11T00:10:05Z

From: Zijun Hu <quic_zijuhu@quicinc.com>

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

Signed-off-by: Zijun Hu <quic_zijuhu@quicinc.com>
---
drivers/base/core.c | 13 +------------
1 file changed, 1 insertion(+), 12 deletions(-)

diff --git a/drivers/base/core.c b/drivers/base/core.c
index bc3b523a4a6366080c3c9fd190e54c7fd13c8ded..8116bc8dd6e9eba0653ca686a90c7008de9e2840 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);

--
2.34.1