1 files changed, 8 insertions, 16 deletions

diff --git a/drivers/thermal/int340x_thermal/acpi_thermal_rel.c b/drivers/thermal/int340x_thermal/acpi_thermal_rel.c
index e4e61b3fb11e..2c2ec7666eb1 100644
--- a/drivers/thermal/int340x_thermal/acpi_thermal_rel.c
+++ b/drivers/thermal/int340x_thermal/acpi_thermal_rel.c
@@ -82,7 +82,7 @@ int acpi_parse_trt(acpi_handle handle, int *trt_count, struct trt **trtp,
         struct acpi_buffer trt_format = { sizeof("RRNNNNNN"), "RRNNNNNN" };
 
         if (!acpi_has_method(handle, "_TRT"))
-                return 0;
+                return -ENODEV;
 
         status = acpi_evaluate_object(handle, "_TRT", NULL, &buffer);
         if (ACPI_FAILURE(status))
@@ -119,15 +119,11 @@ int acpi_parse_trt(acpi_handle handle, int *trt_count, struct trt **trtp,
                         continue;
 
                 result = acpi_bus_get_device(trt->source, &adev);
-                if (!result)
-                        acpi_create_platform_device(adev);
-                else
+                if (result)
                         pr_warn("Failed to get source ACPI device\n");
 
                 result = acpi_bus_get_device(trt->target, &adev);
-                if (!result)
-                        acpi_create_platform_device(adev);
-                else
+                if (result)
                         pr_warn("Failed to get target ACPI device\n");
         }
 
@@ -167,7 +163,7 @@ int acpi_parse_art(acpi_handle handle, int *art_count, struct art **artp,
                 sizeof("RRNNNNNNNNNNN"), "RRNNNNNNNNNNN" };
 
         if (!acpi_has_method(handle, "_ART"))
-                return 0;
+                return -ENODEV;
 
         status = acpi_evaluate_object(handle, "_ART", NULL, &buffer);
         if (ACPI_FAILURE(status))
@@ -206,16 +202,12 @@ int acpi_parse_art(acpi_handle handle, int *art_count, struct art **artp,
 
                 if (art->source) {
                         result = acpi_bus_get_device(art->source, &adev);
-                        if (!result)
-                                acpi_create_platform_device(adev);
-                        else
+                        if (result)
                                 pr_warn("Failed to get source ACPI device\n");
                 }
                 if (art->target) {
                         result = acpi_bus_get_device(art->target, &adev);
-                        if (!result)
-                                acpi_create_platform_device(adev);
-                        else
+                        if (result)
                                 pr_warn("Failed to get source ACPI device\n");
                 }
         }
@@ -321,8 +313,8 @@ static long acpi_thermal_rel_ioctl(struct file *f, unsigned int cmd,
         unsigned long length = 0;
         int count = 0;
         char __user *arg = (void __user *)__arg;
-        struct trt *trts;
-        struct art *arts;
+        struct trt *trts = NULL;
+        struct art *arts = NULL;
 
         switch (cmd) {
         case ACPI_THERMAL_GET_TRT_COUNT: