diff --git a/src/gallium/auxiliary/util/u_transfer.c b/src/gallium/auxiliary/util/u_transfer.c
index 84b80d40032..be08cb67d4e 100644
--- a/src/gallium/auxiliary/util/u_transfer.c
+++ b/src/gallium/auxiliary/util/u_transfer.c
@@ -102,12 +102,6 @@ void u_default_transfer_flush_region(UNUSED struct pipe_context *pipe,
     */
 }
 
-void u_default_transfer_unmap(UNUSED struct pipe_context *pipe,
-                              UNUSED struct pipe_transfer *transfer)
-{
-}
-
-
 static inline struct u_resource *
 u_resource( struct pipe_resource *res )
 {
diff --git a/src/gallium/auxiliary/util/u_transfer.h b/src/gallium/auxiliary/util/u_transfer.h
index 9ca4d180c05..94cf54516be 100644
--- a/src/gallium/auxiliary/util/u_transfer.h
+++ b/src/gallium/auxiliary/util/u_transfer.h
@@ -36,11 +36,6 @@ void u_default_transfer_flush_region( struct pipe_context *pipe,
                                       struct pipe_transfer *transfer,
                                       const struct pipe_box *box);
 
-void u_default_transfer_unmap( struct pipe_context *pipe,
-                               struct pipe_transfer *transfer );
-
-
-
 /* Useful helper to allow >1 implementation of resource functionality
  * to exist in a single driver.  This is intended to be transitionary!
  */