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net: mdio: mux-mmioreg: Simplified with scoped function

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

Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Jinjie Ruan <ruanjinjie@huawei.com>
Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Jinjie Ruan 2024-08-30 11:13:21 +08:00 committed by Paolo Abeni
parent 1dce520abd
commit b00f7f4f8e
1 changed files with 2 additions and 4 deletions
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6
drivers/net/mdio/mdio-mux-mmioreg.c
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@ -96,7 +96,7 @@ static int mdio_mux_mmioreg_switch_fn(int current_child, int desired_child,
static int mdio_mux_mmioreg_probe(struct platform_device *pdev)
{
struct device_node *np2, *np = pdev->dev.of_node;
struct device_node *np = pdev->dev.of_node;
struct mdio_mux_mmioreg_state *s;
struct resource res;
const __be32 *iprop;
@ -139,20 +139,18 @@ static int mdio_mux_mmioreg_probe(struct platform_device *pdev)
* Verify that the 'reg' property of each child MDIO bus does not
* set any bits outside of the 'mask'.
*/
for_each_available_child_of_node(np, np2) {
for_each_available_child_of_node_scoped(np, np2) {
u64 reg;
if (of_property_read_reg(np2, 0, &reg, NULL)) {
dev_err(&pdev->dev, "mdio-mux child node %pOF is "
"missing a 'reg' property\n", np2);
of_node_put(np2);
return -ENODEV;
}
if ((u32)reg & ~s->mask) {
dev_err(&pdev->dev, "mdio-mux child node %pOF has "
"a 'reg' value with unmasked bits\n",
np2);
of_node_put(np2);
return -ENODEV;
}
}