If bdrv_aio_flush returns NULL, this should be treated as an error.
Signed-off-by: Kevin Wolf <kw...@redhat.com>
---
hw/ide/core.c | 12 +++++++++---
1 files changed, 9 insertions(+), 3 deletions(-)
diff --git a/hw/ide/core.c b/hw/ide/core.c
index bc3e916..484e0ca 100644
--- a/hw/ide/core.c
+++ b/hw/ide/core.c
@@ -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);
}
}
--
1.7.2.3
