[PATCH] ACPI: PM: s2idle: Remove useless variable ‘obj_new’ in lpi_device_get_constraints_amd

Fix warning:
drivers/acpi/x86/s2idle.c:138:25: warning: variable ‘obj_new’ set but
not used [-Wunused-but-set-variable]
      union acpi_object *obj_new;
                               ^~~~~~~
Reported-by: Hulk Robot <redacted>
Signed-off-by: Ye Bin <redacted>
---
 drivers/acpi/x86/s2idle.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c
index 25fea34b544c..e5fb17fd1020 100644
--- a/drivers/acpi/x86/s2idle.c
+++ b/drivers/acpi/x86/s2idle.c

@@ -135,12 +135,10 @@ static void lpi_device_get_constraints_amd(void)

                                for (k = 0; k < info_obj->package.count; ++k) {
                                        union acpi_object *obj = &info_obj->package.elements[k];
-                                       union acpi_object *obj_new;

                                        list = &lpi_constraints_table[lpi_constraints_table_size];
                                        list->min_dstate = -1;

-                                       obj_new = &obj[k];
                                        switch (k) {
                                        case 0:
                                                dev_info.enabled = obj->integer.value;
--