On 15.09.2015 18:07, marcandre.lur...@redhat.com wrote:
> From: Marc-André Lureau <marcandre.lur...@redhat.com>
>
> ivshmem_read() only reads sizeof(long) from the input buffer. Accepting
> more could lead to fifo8 abort() on 32bit systems if fifo is not empty.
>
> Signed-off-by: Marc-André Lureau <marcandre.lur...@redhat.com>
> ---
> hw/misc/ivshmem.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/hw/misc/ivshmem.c b/hw/misc/ivshmem.c
> index cc76989..fb53b3f 100644
> --- a/hw/misc/ivshmem.c
> +++ b/hw/misc/ivshmem.c
> @@ -272,7 +272,7 @@ static void ivshmem_receive(void *opaque, const uint8_t
> *buf, int size)
>
> static int ivshmem_can_receive(void * opaque)
> {
> - return 8;
> + return sizeof(long);
> }
>
Is the right fix this one, or should ivshmem_read() not rely on sizeof(long)?
> static void ivshmem_event(void *opaque, int event)
>
Ciao,
Claudio
