am 0d208173: DO NOT MERGE: Ensure that unparcelling Region only reads the expected number of bytes

* commit '0d2081734ce124191ac1f3e8585336daa414abbe':
  DO NOT MERGE: Ensure that unparcelling Region only reads the expected number of bytes

1 files changed, 6 insertions, 1 deletions

diff --git a/core/jni/android/graphics/Region.cpp b/core/jni/android/graphics/Region.cpp
index 1e0cf96..d901e9c 100644
--- a/core/jni/android/graphics/Region.cpp
+++ b/core/jni/android/graphics/Region.cpp
@@ -181,7 +181,12 @@ static SkRegion* Region_createFromParcel(JNIEnv* env, jobject clazz, jobject par
         return NULL;
     }
     SkRegion* region = new SkRegion;
-    region->readFromMemory(regionData, size);
+    size_t actualSize = region->readFromMemory(regionData, size);
+
+    if (size != actualSize) {
+        delete region;
+        return NULL;
+    }
 
     return region;
 }