Willem de Bruijn 3a8dd9711e sock: fix possible NULL sk dereference in __skb_tstamp_tx ...

Test that sk != NULL before reading sk->sk_tsflags.

Fixes: 49ca0d8bfa ("net-timestamp: no-payload option")
Reported-by: One Thousand Gnomes <gnomes@lxorguk.ukuu.org.uk>
Signed-off-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2015-03-12 00:09:55 -04:00

111 KiB

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