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Message-Id: <1381029319-6835-2-git-send-email-alan@signal11.us> Date: Sat, 5 Oct 2013 23:15:18 -0400 From: Alan Ott <alan@...nal11.us> To: Alexander Smirnov <alex.bluesman.smirnov@...il.com>, Dmitry Eremin-Solenikov <dbaryshkov@...il.com>, "David S. Miller" <davem@...emloft.net> Cc: Alexander Aring <alex.aring@...il.com>, linux-zigbee-devel@...ts.sourceforge.net, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, Alan Ott <alan@...nal11.us> Subject: [PATCH v2 1/2] 6lowpan: Only make 6lowpan links to IEEE802154 devices Refuse to create 6lowpan links if the actual hardware interface is of any type other than ARPHRD_IEEE802154. Signed-off-by: Alan Ott <alan@...nal11.us> Suggested-by: Alexander Aring <alex.aring@...il.com> --- net/ieee802154/6lowpan.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/net/ieee802154/6lowpan.c b/net/ieee802154/6lowpan.c index c85e71e..8f56b2b 100644 --- a/net/ieee802154/6lowpan.c +++ b/net/ieee802154/6lowpan.c @@ -1372,6 +1372,8 @@ static int lowpan_newlink(struct net *src_net, struct net_device *dev, real_dev = dev_get_by_index(src_net, nla_get_u32(tb[IFLA_LINK])); if (!real_dev) return -ENODEV; + if (real_dev->type != ARPHRD_IEEE802154) + return -EINVAL; lowpan_dev_info(dev)->real_dev = real_dev; lowpan_dev_info(dev)->fragment_tag = 0; -- 1.8.1.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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