diff --git a/src/add-ons/kernel/file_systems/ext2/Volume.cpp b/src/add-ons/kernel/file_systems/ext2/Volume.cpp
index 3d382318cf..66863bd6b6 100644
--- a/src/add-ons/kernel/file_systems/ext2/Volume.cpp
+++ b/src/add-ons/kernel/file_systems/ext2/Volume.cpp
@@ -453,6 +453,7 @@ Volume::Identify(int fd, ext2_super_block* superBlock)
 	if (!superBlock->IsValid())
 		return B_BAD_VALUE;
 
-	return _UnsupportedIncompatibleFeatures(*superBlock) == 0;
+	return _UnsupportedIncompatibleFeatures(*superBlock) == 0
+		? B_OK : B_NOT_SUPPORTED;
 }