exynos4: gralloc: fix fimc1/ion logic

Change-Id: I0d125275e4d9ec3b6368572b9c0aa1033969c98d
diff --git a/exynos4/hal/libgralloc_ump/alloc_device.cpp b/exynos4/hal/libgralloc_ump/alloc_device.cpp
index 2acf0b3..65eb717 100644
--- a/exynos4/hal/libgralloc_ump/alloc_device.cpp
+++ b/exynos4/hal/libgralloc_ump/alloc_device.cpp
@@ -404,7 +404,7 @@
 #ifdef  INSIGNAL_FIMC1
             if (usage & GRALLOC_USAGE_HW_FIMC1) {
 #else
-            if (usage & (GRALLOC_USAGE_HW_ION || GRALLOC_USAGE_HW_FIMC1)) {
+            if (usage & GRALLOC_USAGE_HW_ION || usage & GRALLOC_USAGE_HW_FIMC1) {
 #endif
                 size += PAGE_SIZE * 2;
             }