From 9999974a8318b605ebae08a87e86232659e56a52 Mon Sep 17 00:00:00 2001 From: Jon Paul Maloy Date: Wed, 18 Jan 2017 13:50:50 -0500 Subject: tipc: add function for checking broadcast support in bearer As a preparation for the 'replicast' functionality we are going to introduce in the next commits, we need the broadcast base structure to store whether bearer broadcast is available at all from the currently used bearer or bearers. We do this by adding a new function tipc_bearer_bcast_support() to the bearer layer, and letting the bearer selection function in bcast.c use this to give a new boolean field, 'bcast_support' the appropriate value. Reviewed-by: Parthasarathy Bhuvaragan Acked-by: Ying Xue Signed-off-by: Jon Maloy Signed-off-by: David S. Miller --- net/tipc/udp_media.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) (limited to 'net/tipc/udp_media.c') diff --git a/net/tipc/udp_media.c b/net/tipc/udp_media.c index b58dc95f3d35..46061cf48cd1 100644 --- a/net/tipc/udp_media.c +++ b/net/tipc/udp_media.c @@ -113,7 +113,7 @@ static void tipc_udp_media_addr_set(struct tipc_media_addr *addr, memcpy(addr->value, ua, sizeof(struct udp_media_addr)); if (tipc_udp_is_mcast_addr(ua)) - addr->broadcast = 1; + addr->broadcast = TIPC_BROADCAST_SUPPORT; } /* tipc_udp_addr2str - convert ip/udp address to string */ @@ -229,7 +229,7 @@ static int tipc_udp_send_msg(struct net *net, struct sk_buff *skb, goto out; } - if (!addr->broadcast || list_empty(&ub->rcast.list)) + if (addr->broadcast != TIPC_REPLICAST_SUPPORT) return tipc_udp_xmit(net, skb, ub, src, dst); /* Replicast, send an skb to each configured IP address */ @@ -296,7 +296,7 @@ static int tipc_udp_rcast_add(struct tipc_bearer *b, else if (ntohs(addr->proto) == ETH_P_IPV6) pr_info("New replicast peer: %pI6\n", &rcast->addr.ipv6); #endif - + b->bcast_addr.broadcast = TIPC_REPLICAST_SUPPORT; list_add_rcu(&rcast->list, &ub->rcast.list); return 0; } @@ -681,7 +681,7 @@ static int tipc_udp_enable(struct net *net, struct tipc_bearer *b, goto err; b->bcast_addr.media_id = TIPC_MEDIA_TYPE_UDP; - b->bcast_addr.broadcast = 1; + b->bcast_addr.broadcast = TIPC_BROADCAST_SUPPORT; rcu_assign_pointer(b->media_ptr, ub); rcu_assign_pointer(ub->bearer, b); tipc_udp_media_addr_set(&b->addr, &local); -- cgit v1.2.3-59-g8ed1b