For some reason, unconnected 802.15.4 dgram sockets ignore the destination argument of sendmsg(), while bound sockets use it. Instead, send packets to the destination given by the user, and default to the connected destination only if no explicit target is given.
Signed-off-by: Phoebe Buckheister <[email protected]> --- net/ieee802154/dgram.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/net/ieee802154/dgram.c b/net/ieee802154/dgram.c index 2fefe12..525f18a 100644 --- a/net/ieee802154/dgram.c +++ b/net/ieee802154/dgram.c @@ -211,6 +211,7 @@ static int dgram_sendmsg(struct kiocb *iocb, struct sock *sk, struct sk_buff *skb; struct ieee802154_mac_cb *cb; struct dgram_sock *ro = dgram_sk(sk); + struct ieee802154_addr dst_addr; int hlen, tlen; int err; @@ -254,8 +255,16 @@ static int dgram_sendmsg(struct kiocb *iocb, struct sock *sk, cb->type = IEEE802154_FC_TYPE_DATA; cb->ackreq = ro->want_ack; - err = dev_hard_header(skb, dev, ETH_P_IEEE802154, &ro->dst_addr, - ro->bound ? &ro->src_addr : NULL, size); + if (msg->msg_name) { + DECLARE_SOCKADDR(struct sockaddr_ieee802154*, daddr, msg->msg_name); + + ieee802154_addr_from_sa(&dst_addr, &daddr->addr); + } else { + dst_addr = ro->dst_addr; + } + + err = dev_hard_header(skb, dev, ETH_P_IEEE802154, &dst_addr, + ro->bound ? &ro->src_addr : NULL, size); if (err < 0) goto out_skb; -- 1.7.9.5 ------------------------------------------------------------------------------ "Accelerate Dev Cycles with Automated Cross-Browser Testing - For FREE Instantly run your Selenium tests across 300+ browser/OS combos. Get unparalleled scalability from the best Selenium testing platform available Simple to use. Nothing to install. Get started now for free." http://p.sf.net/sfu/SauceLabs _______________________________________________ Linux-zigbee-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/linux-zigbee-devel
