On 06.01.22 07:47, Raphael Norwitz wrote:
> Signed-off-by: Raphael Norwitz <raphael.norw...@nutanix.com>
> ---
>  subprojects/libvhost-user/libvhost-user.c | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/subprojects/libvhost-user/libvhost-user.c 
> b/subprojects/libvhost-user/libvhost-user.c
> index a6dadeb637..d61285e991 100644
> --- a/subprojects/libvhost-user/libvhost-user.c
> +++ b/subprojects/libvhost-user/libvhost-user.c
> @@ -690,6 +690,12 @@ vu_add_mem_reg(VuDev *dev, VhostUserMsg *vmsg) {
>      VuDevRegion *dev_region = &dev->regions[dev->nregions];
>      void *mmap_addr;
>  
> +    if (vmsg->fd_num != 1 ||
> +        vmsg->size != sizeof(vmsg->payload.memreg)) {
> +        vu_panic(dev, "VHOST_USER_REM_MEM_REG received multiple regions");
> +        return false;
> +    }
> +
>      /*
>       * If we are in postcopy mode and we receive a u64 payload with a 0 value
>       * we know all the postcopy client bases have been received, and we

Reviewed-by: David Hildenbrand <da...@redhat.com>

-- 
Thanks,

David / dhildenb


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