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s390x/css: remove unused error handling branch 

The case in question actually never happens. Let us get rid of the dead
code.

Signed-off-by: Halil Pasic <pasic@linux.vnet.ibm.com>
Message-Id: <20170908152446.14606-4-pasic@linux.vnet.ibm.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
This commit is contained in:
Halil Pasic 2017-09-08 17:24:45 +02:00 committed by Cornelia Huck
parent cc6a9f8dc9
commit ce4a445388
1 changed files with 0 additions and 7 deletions
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7
hw/s390x/css.c
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@ -980,13 +980,6 @@ static void sch_handle_start_func_virtual(SubchDev *sch)
SCSW_STCTL_ALERT | SCSW_STCTL_STATUS_PEND;
s->cpa = sch->channel_prog + 8;
break;
case -EBUSY:
/* subchannel busy, generate deferred cc 1 */
s->flags &= ~SCSW_FLAGS_MASK_CC;
s->flags |= (1 << 8);
s->ctrl &= ~SCSW_CTRL_MASK_STCTL;
s->ctrl |= SCSW_STCTL_ALERT | SCSW_STCTL_STATUS_PEND;
break;
case -EINPROGRESS:
/* channel program has been suspended */
s->ctrl &= ~SCSW_ACTL_START_PEND;