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hw/xen_disk: aio_inflight not released in handling ioreq when nr_segments==0 

In hw/xen_disk.c, async writing ioreq is leaked when
ioreq->req.nr_segments==0, because `aio_inflight` flag is not released
properly (skipped by misplaced "break").

Signed-off-by: Feiran Zheng <famcool@gmail.com>
Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Feiran Zheng 2011-03-09 21:19:35 +08:00 committed by Kevin Wolf
parent 52f9a172b6
commit 209bef3e01
1 changed files with 1 additions and 1 deletions
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2
hw/xen_disk.c
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@ -408,9 +408,9 @@ static int ioreq_runio_qemu_aio(struct ioreq *ioreq)
break;
case BLKIF_OP_WRITE:
case BLKIF_OP_WRITE_BARRIER:
ioreq->aio_inflight++;
if (!ioreq->req.nr_segments)
break;
ioreq->aio_inflight++;
bdrv_aio_writev(blkdev->bs, ioreq->start / BLOCK_SIZE,
&ioreq->v, ioreq->v.size / BLOCK_SIZE,
qemu_aio_complete, ioreq);