Le lundi 10 mars 2014 à 13:22 +0100, Bart Van Assche a écrit :
> Suppress the following sparse warning:
>
> include/rdma/ib_addr.h:187:24: warning: cast removes address space of
> expression
>
You should explain why there's a warning here, and why is it safe to
cast. (I believe it's related to RCU domain ?)
Regards.
> Signed-off-by: Bart Van Assche <bvanass...@acm.org>
> Cc: Moni Shoua <mo...@mellanox.com>
> Cc: Or Gerlitz <ogerl...@mellanox.com>
> Cc: Roland Dreier <rol...@kernel.org>
> ---
> include/rdma/ib_addr.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/include/rdma/ib_addr.h b/include/rdma/ib_addr.h
> index ce55906..bf11511 100644
> --- a/include/rdma/ib_addr.h
> +++ b/include/rdma/ib_addr.h
> @@ -184,7 +184,7 @@ static inline void iboe_addr_get_sgid(struct
> rdma_dev_addr *dev_addr,
>
> dev = dev_get_by_index(&init_net, dev_addr->bound_dev_if);
> if (dev) {
> - ip4 = (struct in_device *)dev->ip_ptr;
> + ip4 = (__force struct in_device *)dev->ip_ptr;
> if (ip4 && ip4->ifa_list && ip4->ifa_list->ifa_address)
> ipv6_addr_set_v4mapped(ip4->ifa_list->ifa_address,
> (struct in6_addr *)gid);
--
Yann Droneaud
OPTEYA
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