ACPI: un-export ACPI_WARNING() -- use printk(KERN_WARNING...)

Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/acpi/utilities/utmisc.c b/drivers/acpi/utilities/utmisc.c
index 58daa37..dcb4975 100644
--- a/drivers/acpi/utilities/utmisc.c
+++ b/drivers/acpi/utilities/utmisc.c
@@ -978,7 +978,7 @@
 	acpi_os_vprintf(format, args);
 	acpi_os_printf(" [%X]\n", ACPI_CA_VERSION);
 }
-EXPORT_SYMBOL(acpi_ut_warning);
+
 void ACPI_INTERNAL_VAR_XFACE
 acpi_ut_info(char *module_name, u32 line_number, char *format, ...)
 {