Re: [Qemu-devel] [PATCH 2/4] ide/atapi: blk_aio_readv may return NULL

[Peter Lieven <pl@kamp.de>]

Am 22.10.2015 um 18:20 schrieb Stefan Hajnoczi:
> On Mon, Oct 12, 2015 at 02:27:23PM +0200, Peter Lieven wrote:
>> Signed-off-by: Peter Lieven <pl@kamp.de>
>> ---
>>  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?

Never. My fault.

Peter