1 files changed, 4 insertions, 0 deletions
diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/dfs/DfsInserter.java b/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/dfs/DfsInserter.java
index c57c41741f..a5e920a75e 100644
--- a/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/dfs/DfsInserter.java
+++ b/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/dfs/DfsInserter.java
@@ -69,6 +69,7 @@ import java.util.zip.Inflater;
 import java.util.zip.InflaterInputStream;
 
 import org.eclipse.jgit.errors.CorruptObjectException;
+import org.eclipse.jgit.errors.IncorrectObjectTypeException;
 import org.eclipse.jgit.errors.LargeObjectException;
 import org.eclipse.jgit.internal.JGitText;
 import org.eclipse.jgit.internal.storage.file.PackIndex;
@@ -570,6 +571,9 @@ public class DfsInserter extends ObjectInserter {
 			if (type == OBJ_OFS_DELTA || type == OBJ_REF_DELTA)
 				throw new IOException(MessageFormat.format(
 						DfsText.get().cannotReadBackDelta, Integer.toString(type)));
+			if (typeHint != OBJ_ANY && type != typeHint) {
+				throw new IncorrectObjectTypeException(objectId.copy(), typeHint);
+			}
 
 			long sz = c & 0x0f;
 			int ptr = 1;