diff --git a/include/scsi/iscsi_if.h b/include/scsi/iscsi_if.h
index 4426f00..d67dda2 100644
--- a/include/scsi/iscsi_if.h
+++ b/include/scsi/iscsi_if.h
@@ -262,6 +262,7 @@
 	ISCSI_ERR_NO_SCSI_CMD		= ISCSI_ERR_BASE + 17,
 	ISCSI_ERR_INVALID_HOST		= ISCSI_ERR_BASE + 18,
 	ISCSI_ERR_XMIT_FAILED		= ISCSI_ERR_BASE + 19,
+	ISCSI_ERR_TCP_CONN_CLOSE	= ISCSI_ERR_BASE + 20,
 };
 
 /*