[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [PATCH 2/4] ide/atapi: blk_aio_readv may return NULL
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-devel] [PATCH 2/4] ide/atapi: blk_aio_readv may return NULL |
Date: |
Thu, 22 Oct 2015 17:20:23 +0100 |
User-agent: |
Mutt/1.5.24 (2015-08-30) |
On Mon, Oct 12, 2015 at 02:27:23PM +0200, Peter Lieven wrote:
> Signed-off-by: Peter Lieven <address@hidden>
> ---
> hw/ide/atapi.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/hw/ide/atapi.c b/hw/ide/atapi.c
> index 2271ea2..e0cf066 100644
> --- a/hw/ide/atapi.c
> +++ b/hw/ide/atapi.c
> @@ -429,6 +429,10 @@ static void ide_atapi_cmd_read_dma_cb(void *opaque, int
> ret)
> s->bus->dma->aiocb = blk_aio_readv(s->blk, (int64_t)s->lba << 2,
> &s->bus->dma->qiov, n * 4,
> ide_atapi_cmd_read_dma_cb, s);
> + if (s->bus->dma->aiocb == NULL) {
> + ide_atapi_io_error(s, -EIO);
> + goto eot;
> + }
Where does blk_aio_readv() return NULL?