diff --git a/include/iscsi-private.h b/include/iscsi-private.h
index e422441..5523433 100644
--- a/include/iscsi-private.h
+++ b/include/iscsi-private.h
@@ -226,10 +226,6 @@ void iscsi_free_scsi_cbdata(struct iscsi_context *iscsi, struct iscsi_scsi_cbdat
 struct iscsi_pdu *iscsi_allocate_pdu(struct iscsi_context *iscsi,
 				     enum iscsi_opcode opcode,
 				     enum iscsi_opcode response_opcode);
-struct iscsi_pdu *iscsi_allocate_pdu_size(struct iscsi_context *iscsi,
-				     enum iscsi_opcode opcode,
-				     enum iscsi_opcode response_opcode,
-				     size_t payload_size);
 struct iscsi_pdu *iscsi_allocate_pdu_with_itt_flags(struct iscsi_context *iscsi,
        		 		enum iscsi_opcode opcode,
 				enum iscsi_opcode response_opcode,
diff --git a/lib/pdu.c b/lib/pdu.c
index 947c0fc..7be9a7d 100644
--- a/lib/pdu.c
+++ b/lib/pdu.c
@@ -92,14 +92,6 @@ iscsi_allocate_pdu(struct iscsi_context *iscsi, enum iscsi_opcode opcode,
 	return iscsi_allocate_pdu_with_itt_flags(iscsi, opcode, response_opcode, iscsi->itt++, 0);
 }	
 
-struct iscsi_pdu *
-iscsi_allocate_pdu_size(struct iscsi_context *iscsi, enum iscsi_opcode opcode,
-		   enum iscsi_opcode response_opcode, size_t payload_size)
-{
-	return iscsi_allocate_pdu_with_itt_flags_size(iscsi, opcode, response_opcode, iscsi->itt++, 0, payload_size);
-}	
-
-
 
 void
 iscsi_free_pdu(struct iscsi_context *iscsi, struct iscsi_pdu *pdu)