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-rw-r--r--block/rbd.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/block/rbd.c b/block/rbd.c
index 2b797d3e8b..4459102adf 100644
--- a/block/rbd.c
+++ b/block/rbd.c
@@ -617,7 +617,7 @@ static BlockDriverAIOCB *rbd_start_aio(BlockDriverState *bs,
RBDAIOCmd cmd)
{
RBDAIOCB *acb;
- RADOSCB *rcb;
+ RADOSCB *rcb = NULL;
rbd_completion_t c;
int64_t off, size;
char *buf;
@@ -631,7 +631,10 @@ static BlockDriverAIOCB *rbd_start_aio(BlockDriverState *bs,
if (cmd == RBD_AIO_DISCARD || cmd == RBD_AIO_FLUSH) {
acb->bounce = NULL;
} else {
- acb->bounce = qemu_blockalign(bs, qiov->size);
+ acb->bounce = qemu_try_blockalign(bs, qiov->size);
+ if (acb->bounce == NULL) {
+ goto failed;
+ }
}
acb->ret = 0;
acb->error = 0;