From: Javier Carrasco Date: Mon, 30 Sep 2024 20:38:26 +0000 (+0200) Subject: net: hns: hisilicon: hns_dsaf_mac: switch to scoped device_for_each_child_node() X-Git-Tag: v6.13-rc1~135^2~426^2 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e97dccd3e976331cd2c9fa17fcb716af19bd5c68;p=thirdparty%2Fkernel%2Fstable.git net: hns: hisilicon: hns_dsaf_mac: switch to scoped device_for_each_child_node() Use device_for_each_child_node_scoped() to simplify the code by removing the need for explicit calls to fwnode_handle_put() in every error path. This approach also accounts for any error path that could be added. Signed-off-by: Javier Carrasco Link: https://patch.msgid.link/20240930-net-device_for_each_child_node_scoped-v2-2-35f09333c1d7@gmail.com Signed-off-by: Jakub Kicinski --- diff --git a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c index 58baac7103b38..5fa9b2eeb929c 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_dsaf_mac.c @@ -1090,28 +1090,24 @@ int hns_mac_init(struct dsaf_device *dsaf_dev) u32 port_id; int max_port_num = hns_mac_get_max_port_num(dsaf_dev); struct hns_mac_cb *mac_cb; - struct fwnode_handle *child; - device_for_each_child_node(dsaf_dev->dev, child) { + device_for_each_child_node_scoped(dsaf_dev->dev, child) { ret = fwnode_property_read_u32(child, "reg", &port_id); if (ret) { - fwnode_handle_put(child); dev_err(dsaf_dev->dev, "get reg fail, ret=%d!\n", ret); return ret; } if (port_id >= max_port_num) { - fwnode_handle_put(child); dev_err(dsaf_dev->dev, "reg(%u) out of range!\n", port_id); return -EINVAL; } mac_cb = devm_kzalloc(dsaf_dev->dev, sizeof(*mac_cb), GFP_KERNEL); - if (!mac_cb) { - fwnode_handle_put(child); + if (!mac_cb) return -ENOMEM; - } + mac_cb->fw_port = child; mac_cb->mac_id = (u8)port_id; dsaf_dev->mac_cb[port_id] = mac_cb;