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ide: Handle immediate bdrv_aio_flush failure 

If bdrv_aio_flush returns NULL, this should be treated as an error.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Kevin Wolf 2010-10-27 13:04:15 +02:00
parent a313358636
commit b2df7531f3
1 changed files with 9 additions and 3 deletions
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12
hw/ide/core.c
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@ -811,10 +811,16 @@ static void ide_flush_cb(void *opaque, int ret)
static void ide_flush_cache(IDEState *s)
{
if (s->bs) {
bdrv_aio_flush(s->bs, ide_flush_cb, s);
} else {
BlockDriverAIOCB *acb;
if (s->bs == NULL) {
ide_flush_cb(s, 0);
return;
}
acb = bdrv_aio_flush(s->bs, ide_flush_cb, s);
if (acb == NULL) {
ide_flush_cb(s, -EIO);
}
}