diff --git a/MemoryHeapBase.cpp b/MemoryHeapBase.cpp
index 9f501e2..bf4a73f 100644
--- a/MemoryHeapBase.cpp
+++ b/MemoryHeapBase.cpp
@@ -40,15 +40,15 @@
 
 // ---------------------------------------------------------------------------
 
-MemoryHeapBase::MemoryHeapBase() 
+MemoryHeapBase::MemoryHeapBase()
     : mFD(-1), mSize(0), mBase(MAP_FAILED),
-      mDevice(NULL), mNeedUnmap(false) 
+      mDevice(NULL), mNeedUnmap(false), mOffset(0)
 {
 }
 
 MemoryHeapBase::MemoryHeapBase(size_t size, uint32_t flags, char const * name)
     : mFD(-1), mSize(0), mBase(MAP_FAILED), mFlags(flags),
-      mDevice(0), mNeedUnmap(false)
+      mDevice(0), mNeedUnmap(false), mOffset(0)
 {
     const size_t pagesize = getpagesize();
     size = ((size + pagesize-1) & ~(pagesize-1));
@@ -65,7 +65,7 @@
 
 MemoryHeapBase::MemoryHeapBase(const char* device, size_t size, uint32_t flags)
     : mFD(-1), mSize(0), mBase(MAP_FAILED), mFlags(flags),
-      mDevice(0), mNeedUnmap(false)
+      mDevice(0), mNeedUnmap(false), mOffset(0)
 {
     int open_flags = O_RDWR;
     if (flags & NO_CACHING)
@@ -84,7 +84,7 @@
 
 MemoryHeapBase::MemoryHeapBase(int fd, size_t size, uint32_t flags, uint32_t offset)
     : mFD(-1), mSize(0), mBase(MAP_FAILED), mFlags(flags),
-      mDevice(0), mNeedUnmap(false)
+      mDevice(0), mNeedUnmap(false), mOffset(0)
 {
     const size_t pagesize = getpagesize();
     size = ((size + pagesize-1) & ~(pagesize-1));
@@ -141,6 +141,7 @@
     }
     mFD = fd;
     mSize = size;
+    mOffset = offset;
     return NO_ERROR;
 }
 
@@ -183,5 +184,9 @@
     return mDevice;
 }
 
+uint32_t MemoryHeapBase::getOffset() const {
+    return mOffset;
+}
+
 // ---------------------------------------------------------------------------
 }; // namespace android