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net: renesas: rswitch: Convert to for_each_available_child_of_node()

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Simplify rswitch_get_port_node() by using the
for_each_available_child_of_node() helper instead of manually ignoring
unavailable child nodes, and leaking a reference.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/54f544d573a64b96e01fd00d3481b10806f4d110.1738771798.git.geert+renesas@glider.be
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Geert Uytterhoeven
2025-02-05 17:12:09 +01:00
committed by Jakub Kicinski
parent 02c972234a
commit 7bca2b2d5f
1 changed files with 2 additions and 5 deletions
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7
drivers/net/ethernet/renesas/rswitch.c
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@@ -1287,17 +1287,14 @@ static struct device_node *rswitch_get_port_node(struct rswitch_device *rdev)
if (!ports)
return NULL;
for_each_child_of_node(ports, port) {
for_each_available_child_of_node(ports, port) {
err = of_property_read_u32(port, "reg", &index);
if (err < 0) {
port = NULL;
goto out;
}
if (index == rdev->etha->index) {
if (!of_device_is_available(port))
port = NULL;
if (index == rdev->etha->index)
break;
}
}
out: