diff --git a/arch/powerpc/platforms/ps3/os-area.c b/arch/powerpc/platforms/ps3/os-area.c
index 86e392b1b049ab6855ac8b8f077a26b84a77132b..cf1cd0f8c18f9dca3b9917cc509dbc2179119b67 100644
--- a/arch/powerpc/platforms/ps3/os-area.c
+++ b/arch/powerpc/platforms/ps3/os-area.c
@@ -578,7 +578,7 @@ static void os_area_db_init(struct os_area_db *db)
  *
  */
 
-static void update_flash_db(void)
+static void __maybe_unused update_flash_db(void)
 {
 	int result;
 	int file;