[PATCH RESEND v2 5/7] soc: fsl: guts: use of_root instead of own reference

[Michael Walle]

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: Michael Walle <mich...@walle.cc>
Acked-by: Arnd Bergmann <a...@arndb.de>
---
 drivers/soc/fsl/guts.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/soc/fsl/guts.c b/drivers/soc/fsl/guts.c
index 44e7a9bf6392..585cbd9d8224 100644
--- a/drivers/soc/fsl/guts.c
+++ b/drivers/soc/fsl/guts.c
@@ -112,7 +112,7 @@ static const struct fsl_soc_die_attr *fsl_soc_die_match(
 
 static int fsl_guts_probe(struct platform_device *pdev)
 {
-       struct device_node *root, *np = pdev->dev.of_node;
+       struct device_node *np = pdev->dev.of_node;
        struct soc_device_attribute *soc_dev_attr;
        static struct soc_device *soc_dev;
        struct device *dev = &pdev->dev;
@@ -138,17 +138,13 @@ static int fsl_guts_probe(struct platform_device *pdev)
        if (!soc_dev_attr)
                return -ENOMEM;
 
-       root = of_find_node_by_path("/");
-       if (of_property_read_string(root, "model", &machine))
-               of_property_read_string_index(root, "compatible", 0, &machine);
+       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) {
-                       of_node_put(root);
+               if (!soc_dev_attr->machine)
                        return -ENOMEM;
-               }
        }
-       of_node_put(root);
 
        soc_die = fsl_soc_die_match(svr, fsl_soc_die);
        if (soc_die) {
-- 
2.30.2