drm/nouveau: Use for_each_child_of_node_scoped()

Avoids the need for manual cleanup of_node_put() in early exits
from the loop.

Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com>
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20240830073654.3539640-1-ruanjinjie@huawei.com
This commit is contained in:
Jinjie Ruan 2024-08-30 15:36:54 +08:00 committed by Danilo Krummrich
parent 7a5115ba1d
commit c7d84a45f4

View File

@ -477,14 +477,14 @@ nouveau_connector_of_detect(struct drm_connector *connector)
struct nouveau_connector *nv_connector = nouveau_connector(connector);
struct nouveau_encoder *nv_encoder;
struct pci_dev *pdev = to_pci_dev(dev->dev);
struct device_node *cn, *dn = pci_device_to_OF_node(pdev);
struct device_node *dn = pci_device_to_OF_node(pdev);
if (!dn ||
!((nv_encoder = find_encoder(connector, DCB_OUTPUT_TMDS)) ||
(nv_encoder = find_encoder(connector, DCB_OUTPUT_ANALOG))))
return NULL;
for_each_child_of_node(dn, cn) {
for_each_child_of_node_scoped(dn, cn) {
const char *name = of_get_property(cn, "name", NULL);
const void *edid = of_get_property(cn, "EDID", NULL);
int idx = name ? name[strlen(name) - 1] - 'A' : 0;
@ -492,7 +492,6 @@ nouveau_connector_of_detect(struct drm_connector *connector)
if (nv_encoder->dcb->i2c_index == idx && edid) {
nv_connector->edid =
kmemdup(edid, EDID_LENGTH, GFP_KERNEL);
of_node_put(cn);
return nv_encoder;
}
}