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path: root/drivers/platform/surface
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Diffstat (limited to 'drivers/platform/surface')
-rw-r--r--drivers/platform/surface/surface_aggregator_registry.c2
-rw-r--r--drivers/platform/surface/surfacepro3_button.c10
2 files changed, 7 insertions, 5 deletions
diff --git a/drivers/platform/surface/surface_aggregator_registry.c b/drivers/platform/surface/surface_aggregator_registry.c
index 0599d5adf02e..f0881edfb616 100644
--- a/drivers/platform/surface/surface_aggregator_registry.c
+++ b/drivers/platform/surface/surface_aggregator_registry.c
@@ -295,8 +295,6 @@ static const struct software_node *ssam_node_group_sl6[] = {
/* Devices for Surface Laptop 7. */
static const struct software_node *ssam_node_group_sl7[] = {
&ssam_node_root,
- &ssam_node_bat_ac,
- &ssam_node_bat_main,
&ssam_node_tmp_perf_profile_with_fan,
&ssam_node_fan_speed,
&ssam_node_hid_sam_keyboard,
diff --git a/drivers/platform/surface/surfacepro3_button.c b/drivers/platform/surface/surfacepro3_button.c
index 0293bc517b54..388a3e1a488c 100644
--- a/drivers/platform/surface/surfacepro3_button.c
+++ b/drivers/platform/surface/surfacepro3_button.c
@@ -185,12 +185,15 @@ static bool surface_button_check_MSHW0040(struct device *dev, acpi_handle handle
static int surface_button_probe(struct platform_device *pdev)
{
- struct acpi_device *device = ACPI_COMPANION(&pdev->dev);
struct surface_button *button;
+ struct acpi_device *device;
struct input_dev *input;
- const char *hid = acpi_device_hid(device);
int error;
+ device = ACPI_COMPANION(&pdev->dev);
+ if (!device)
+ return -ENODEV;
+
if (strncmp(acpi_device_bid(device), SURFACE_BUTTON_OBJ_NAME,
strlen(SURFACE_BUTTON_OBJ_NAME)))
return -ENODEV;
@@ -210,7 +213,8 @@ static int surface_button_probe(struct platform_device *pdev)
}
strscpy(acpi_device_name(device), SURFACE_BUTTON_DEVICE_NAME);
- snprintf(button->phys, sizeof(button->phys), "%s/buttons", hid);
+ snprintf(button->phys, sizeof(button->phys), "%s/buttons",
+ acpi_device_hid(device));
input->name = acpi_device_name(device);
input->phys = button->phys;