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authorKevin Wolf <kwolf@redhat.com>2010-05-05 11:44:39 +0200
committerKevin Wolf <kwolf@redhat.com>2010-05-17 10:20:05 +0200
commitb666d239509a0855740444c254a65cbf567bfb90 (patch)
treee8d2539f1ad8d0c9578974bfe74fb5ad3b5008e4 /block/vdi.c
parent7a6f391376c61af1dce2d624a4fcff8eec4fa097 (diff)
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block: Avoid unchecked casts for AIOCBs
Use container_of for one direction and &acb->common for the other one. Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block/vdi.c')
-rw-r--r--block/vdi.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/vdi.c b/block/vdi.c
index 1d257b4838..2b4d2c218d 100644
--- a/block/vdi.c
+++ b/block/vdi.c
@@ -469,7 +469,7 @@ static int vdi_is_allocated(BlockDriverState *bs, int64_t sector_num,
static void vdi_aio_cancel(BlockDriverAIOCB *blockacb)
{
/* TODO: This code is untested. How can I get it executed? */
- VdiAIOCB *acb = (VdiAIOCB *)blockacb;
+ VdiAIOCB *acb = container_of(blockacb, VdiAIOCB, common);
logout("\n");
if (acb->hd_aiocb) {
bdrv_aio_cancel(acb->hd_aiocb);