diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c
index fd5d0c1..d9e7be9 100644
--- a/drivers/s390/scsi/zfcp_aux.c
+++ b/drivers/s390/scsi/zfcp_aux.c
@@ -1518,6 +1518,8 @@
                 return -ENOMEM;
 
 	memset(data, 0, sizeof(*data));
+	sg_init_table(&data->req , 1);
+	sg_init_table(&data->resp , 1);
         data->ct.req = &data->req;
         data->ct.resp = &data->resp;
 	data->ct.req_count = data->ct.resp_count = 1;