From: Fam Zheng <f...@redhat.com>
Otherwise error_callback_bh will access the already released acb.
Cc: qemu-sta...@nongnu.org
Signed-off-by: Fam Zheng <f...@redhat.com>
Signed-off-by: Kevin Wolf <kw...@redhat.com>
---
block/blkdebug.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/block/blkdebug.c b/block/blkdebug.c
index 95b7244..69b330e 100644
--- a/block/blkdebug.c
+++ b/block/blkdebug.c
@@ -453,6 +453,10 @@ static void error_callback_bh(void *opaque)
static void blkdebug_aio_cancel(BlockDriverAIOCB *blockacb)
{
BlkdebugAIOCB *acb = container_of(blockacb, BlkdebugAIOCB, common);
+ if (acb->bh) {
+ qemu_bh_delete(acb->bh);
+ acb->bh = NULL;
+ }
qemu_aio_release(acb);
}
--
1.8.3.1
