qemu_co_recv/send return shorter length on error. Signed-off-by: MORITA Kazutaka <morita.kazut...@lab.ntt.co.jp> --- block/sheepdog.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/block/sheepdog.c b/block/sheepdog.c index 6f5ede4..567f52e 100644 --- a/block/sheepdog.c +++ b/block/sheepdog.c @@ -727,7 +727,7 @@ static void coroutine_fn aio_read_response(void *opaque) /* read a header */ ret = qemu_co_recv(fd, &rsp, sizeof(rsp)); - if (ret < 0) { + if (ret < sizeof(rsp)) { error_report("failed to get the header, %s", strerror(errno)); goto out; } @@ -778,7 +778,7 @@ static void coroutine_fn aio_read_response(void *opaque) case AIOCB_READ_UDATA: ret = qemu_co_recvv(fd, acb->qiov->iov, acb->qiov->niov, aio_req->iov_offset, rsp.data_length); - if (ret < 0) { + if (ret < rsp.data_length) { error_report("failed to get the data, %s", strerror(errno)); goto out; } @@ -1131,7 +1131,7 @@ static int coroutine_fn add_aio_request(BDRVSheepdogState *s, AIOReq *aio_req, /* send a header */ ret = qemu_co_send(s->fd, &hdr, sizeof(hdr)); - if (ret < 0) { + if (ret < sizeof(hdr)) { qemu_co_mutex_unlock(&s->lock); error_report("failed to send a req, %s", strerror(errno)); return -errno; @@ -1139,7 +1139,7 @@ static int coroutine_fn add_aio_request(BDRVSheepdogState *s, AIOReq *aio_req, if (wlen) { ret = qemu_co_sendv(s->fd, iov, niov, aio_req->iov_offset, wlen); - if (ret < 0) { + if (ret < wlen) { qemu_co_mutex_unlock(&s->lock); error_report("failed to send a data, %s", strerror(errno)); return -errno; -- 1.8.1.3.566.gaa39828