[PATCH 5.10 084/105] soc: fsl: guts: Revert commit 3c0d64e867ed

From: Greg Kroah-Hartman
Date: Mon Mar 07 2022 - 04:56:02 EST


From: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>

[ Upstream commit b113737cf12964a20cc3ba1ddabe6229099661c6 ]

This reverts commit 3c0d64e867ed
("soc: fsl: guts: reuse machine name from device tree").

A following patch will fix the missing memory allocation failure check
instead.

Suggested-by: Tyrel Datwyler <tyreld@xxxxxxxxxxxxx>
Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
Signed-off-by: Li Yang <leoyang.li@xxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/soc/fsl/guts.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/soc/fsl/guts.c b/drivers/soc/fsl/guts.c
index 34810f9bb2ee..6d7465afd6fd 100644
--- a/drivers/soc/fsl/guts.c
+++ b/drivers/soc/fsl/guts.c
@@ -28,7 +28,6 @@ struct fsl_soc_die_attr {
static struct guts *guts;
static struct soc_device_attribute soc_dev_attr;
static struct soc_device *soc_dev;
-static struct device_node *root;


/* SoC die attribute definition for QorIQ platform */
@@ -138,7 +137,7 @@ static u32 fsl_guts_get_svr(void)

static int fsl_guts_probe(struct platform_device *pdev)
{
- struct device_node *np = pdev->dev.of_node;
+ struct device_node *root, *np = pdev->dev.of_node;
struct device *dev = &pdev->dev;
struct resource *res;
const struct fsl_soc_die_attr *soc_die;
@@ -161,8 +160,9 @@ static int fsl_guts_probe(struct platform_device *pdev)
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 (machine)
- soc_dev_attr.machine = machine;
+ soc_dev_attr.machine = devm_kstrdup(dev, machine, GFP_KERNEL);

svr = fsl_guts_get_svr();
soc_die = fsl_soc_die_match(svr, fsl_soc_die);
@@ -197,7 +197,6 @@ static int fsl_guts_probe(struct platform_device *pdev)
static int fsl_guts_remove(struct platform_device *dev)
{
soc_device_unregister(soc_dev);
- of_node_put(root);
return 0;
}

--
2.34.1