5 files changed, 18 insertions, 5 deletions

diff --git a/drivers/s390/cio/chsc.c b/drivers/s390/cio/chsc.c
index 8cf9905d484b..f4183d660258 100644
--- a/drivers/s390/cio/chsc.c
+++ b/drivers/s390/cio/chsc.c
@@ -1115,6 +1115,9 @@ chsc_enable_facility(int operation_code)
                 goto out;
         }
         switch (sda_area->response.code) {
+        case 0x0001: /* everything ok */
+                ret = 0;
+                break;
         case 0x0003: /* invalid request block */
         case 0x0007:
                 ret = -EINVAL;
@@ -1123,6 +1126,8 @@ chsc_enable_facility(int operation_code)
         case 0x0101: /* facility not provided */
                 ret = -EOPNOTSUPP;
                 break;
+        default: /* something went wrong */
+                ret = -EIO;
         }
  out:
         free_page((unsigned long)sda_area);
diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index 062fb100d94c..afc4e88551ad 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -359,7 +359,7 @@ ccw_device_set_online(struct ccw_device *cdev)
         else 
                 pr_debug("ccw_device_offline returned %d, device %s\n",
                          ret, cdev->dev.bus_id);
-        return (ret = 0) ? -ENODEV : ret;
+        return (ret == 0) ? -ENODEV : ret;
 }
 
 static ssize_t
diff --git a/drivers/s390/cio/device_pgid.c b/drivers/s390/cio/device_pgid.c
index d2a5b04d7cba..85b1020a1fcc 100644
--- a/drivers/s390/cio/device_pgid.c
+++ b/drivers/s390/cio/device_pgid.c
@@ -405,7 +405,7 @@ __ccw_device_disband_start(struct ccw_device *cdev)
                 cdev->private->iretry = 5;
                 cdev->private->imask >>= 1;
         }
-        ccw_device_verify_done(cdev, (sch->lpm != 0) ? 0 : -ENODEV);
+        ccw_device_disband_done(cdev, (sch->lpm != 0) ? 0 : -ENODEV);
 }
 
 /*
diff --git a/drivers/s390/cio/device_status.c b/drivers/s390/cio/device_status.c
index dad4dd9887c9..6c762b43f921 100644
--- a/drivers/s390/cio/device_status.c
+++ b/drivers/s390/cio/device_status.c
@@ -317,7 +317,6 @@ ccw_device_do_sense(struct ccw_device *cdev, struct irb *irb)
         /*
          * We have ending status but no sense information. Do a basic sense.
          */
-        sch = to_subchannel(cdev->dev.parent);
         sch->sense_ccw.cmd_code = CCW_CMD_BASIC_SENSE;
         sch->sense_ccw.cda = (__u32) __pa(cdev->private->irb.ecw);
         sch->sense_ccw.count = SENSE_MAX_COUNT;
diff --git a/drivers/s390/cio/qdio.c b/drivers/s390/cio/qdio.c
index 45ce032772f4..9ed37dc9a1b0 100644
--- a/drivers/s390/cio/qdio.c
+++ b/drivers/s390/cio/qdio.c
@@ -165,8 +165,13 @@ qdio_do_eqbs(struct qdio_q *q, unsigned char *state,
         q_no = q->q_no;
         if(!q->is_input_q)
                 q_no += irq->no_input_qs;
+again:
         ccq = do_eqbs(irq->sch_token, state, q_no, start, cnt);
         rc = qdio_check_ccq(q, ccq);
+        if (rc == 1) {
+                QDIO_DBF_TEXT5(1,trace,"eqAGAIN");
+                goto again;
+        }
         if (rc < 0) {
                 QDIO_DBF_TEXT2(1,trace,"eqberr");
                 sprintf(dbf_text,"%2x,%2x,%d,%d",tmp_cnt, *cnt, ccq, q_no);
@@ -195,8 +200,13 @@ qdio_do_sqbs(struct qdio_q *q, unsigned char state,
         q_no = q->q_no;
         if(!q->is_input_q)
                 q_no += irq->no_input_qs;
+again:
         ccq = do_sqbs(irq->sch_token, state, q_no, start, cnt);
         rc = qdio_check_ccq(q, ccq);
+        if (rc == 1) {
+                QDIO_DBF_TEXT5(1,trace,"sqAGAIN");
+                goto again;
+        }
         if (rc < 0) {
                 QDIO_DBF_TEXT3(1,trace,"sqberr");
                 sprintf(dbf_text,"%2x,%2x,%d,%d",tmp_cnt,*cnt,ccq,q_no);
@@ -1187,8 +1197,7 @@ tiqdio_is_inbound_q_done(struct qdio_q *q)
 
         if (!no_used)
                 return 1;
-
-        if (!q->siga_sync)
+        if (!q->siga_sync && !irq->is_qebsm)
                 /* we'll check for more primed buffers in qeth_stop_polling */
                 return 0;
         if (irq->is_qebsm) {