ACPI: suppress compiler warnings in processor_throttling.c

This patch fixes following compiler warnings when build via make W=1:

drivers/acpi/processor_throttling.c: In function ‘acpi_processor_throttling_init’:
drivers/acpi/processor_throttling.c:216:40: warning: suggest braces around empty body in an ‘if’ statement [-Wempty-body]

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/acpi/processor_throttling.c b/drivers/acpi/processor_throttling.c
index 1d02b7b5ade0..e7dd2c1fee79 100644
--- a/drivers/acpi/processor_throttling.c
+++ b/drivers/acpi/processor_throttling.c
@@ -211,9 +211,10 @@ err_ret:
  */
 void acpi_processor_throttling_init(void)
 {
-        if (acpi_processor_update_tsd_coord())
+        if (acpi_processor_update_tsd_coord()) {
                 ACPI_DEBUG_PRINT((ACPI_DB_INFO,
                         "Assume no T-state coordination\n"));
+        }
 
         return;
 }