net/neighbour: fix crash at dumping device-agnostic proxy entries
commit 6adc5fd6 upstream. Proxy entries could have null pointer to net-device. Signed-off-by:Konstantin Khlebnikov <koct9i@gmail.com> Fixes: 84920c14 ("net: Allow ipv6 proxies and arp proxies be shown with iproute2") Signed-off-by:
David S. Miller <davem@davemloft.net> [lizf: Backported to 3.4: adjust context] Signed-off-by:
Zefan Li <lizefan@huawei.com>
parent
468992e1
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