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soc: loongson: loongson2_guts: Use of_root instead of own reference

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There is already a global of_root reference. Use that instead of getting
one on our own. We don't need to care about the reference count either
this way.

Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
This commit is contained in:
Binbin Zhou 2026-10-28 15:09:27 +08:00 committed by Huacai Chen
parent 48b960ad70
commit 6f8d12bb1a
1 changed files with 3 additions and 6 deletions
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9
drivers/soc/loongson/loongson2_guts.c
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@ -92,8 +92,8 @@ static u32 loongson2_guts_get_svr(void)
static int loongson2_guts_probe(struct platform_device *pdev)
{
struct device_node *root, *np = pdev->dev.of_node;
struct device *dev = &pdev->dev;
struct device_node *np = pdev->dev.of_node;
const struct loongson2_soc_die_attr *soc_die;
const char *machine;
u32 svr;
@ -109,11 +109,8 @@ static int loongson2_guts_probe(struct platform_device *pdev)
if (IS_ERR(guts->regs))
return PTR_ERR(guts->regs);
/* Register soc device */
root = of_find_node_by_path("/");
if (of_property_read_string(root, "model", &machine))
of_property_read_string_index(root, "compatible", 0, &machine);
of_node_put(root);
if (of_property_read_string(of_root, "model", &machine))
of_property_read_string_index(of_root, "compatible", 0, &machine);
if (machine) {
soc_dev_attr.machine = devm_kstrdup(dev, machine, GFP_KERNEL);
if (!soc_dev_attr.machine)