diff --git a/src/core/qgsvectorlayereditbuffer.cpp b/src/core/qgsvectorlayereditbuffer.cpp
index e8cc0c1bdf25..74b2bcb5cfa4 100644
--- a/src/core/qgsvectorlayereditbuffer.cpp
+++ b/src/core/qgsvectorlayereditbuffer.cpp
@@ -412,6 +412,10 @@ bool QgsVectorLayerEditBuffer::commitChanges( QStringList& commitErrors )
       }
     }
   }
+  else
+  {
+    success = false;
+  }
 
   //
   // update geometries
diff --git a/src/providers/postgres/qgspostgresprovider.cpp b/src/providers/postgres/qgspostgresprovider.cpp
index d2554b9644dc..748f9df73c32 100644
--- a/src/providers/postgres/qgspostgresprovider.cpp
+++ b/src/providers/postgres/qgspostgresprovider.cpp
@@ -164,8 +164,8 @@ QgsPostgresProvider::QgsPostgresProvider( QString const & uri )
   << QgsVectorDataProvider::NativeType( tr( "Decimal number (decimal)" ), "decimal", QVariant::Double, 1, 20, 0, 20 )
 
   // floating point
-  << QgsVectorDataProvider::NativeType( tr( "Decimal number (real)" ), "real", QVariant::Double )
-  << QgsVectorDataProvider::NativeType( tr( "Decimal number (double)" ), "double precision", QVariant::Double )
+  << QgsVectorDataProvider::NativeType( tr( "Decimal number (real)" ), "real", QVariant::Double, -1, -1, -1, -1 )
+  << QgsVectorDataProvider::NativeType( tr( "Decimal number (double)" ), "double precision", QVariant::Double, -1, -1, -1, -1 )
 
   // string types
   << QgsVectorDataProvider::NativeType( tr( "Text, fixed length (char)" ), "char", QVariant::String, 1, 255 )