1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c
index 665fcb6ec5d5..908e8b2107c1 100644
--- a/drivers/s390/scsi/zfcp_fsf.c
+++ b/drivers/s390/scsi/zfcp_fsf.c
@@ -1668,6 +1668,12 @@ zfcp_fsf_send_els(struct zfcp_send_els *els)
                 goto failed_req;
         }
 
+        if (unlikely(!atomic_test_mask(ZFCP_STATUS_COMMON_UNBLOCKED,
+                        &els->port->status))) {
+                ret = -EBUSY;
+                goto port_blocked;
+        }
+
         sbale = zfcp_qdio_sbale_req(fsf_req, fsf_req->sbal_curr, 0);
         if (zfcp_use_one_sbal(els->req, els->req_count,
                               els->resp, els->resp_count)){
@@ -1749,6 +1755,7 @@ zfcp_fsf_send_els(struct zfcp_send_els *els)
                        "0x%06x)\n", zfcp_get_busid_by_adapter(adapter), d_id);
         goto out;
 
+ port_blocked:
  failed_send:
         zfcp_fsf_req_free(fsf_req);