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| author |   WANG Cong <xiyou.wangcong@gmail.com> | 2017-07-17 11:42:55 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2017-07-17 13:37:56 -0700 |
| commit | df39a9f106d53532443a804352894480ca6ca5fd (patch) | |
| tree | de50c6c9a402363e37350b62dc136a7818265397 /drivers/net/ppp | |
| parent | jhash: fix -Wimplicit-fallthrough warnings (diff) | |
| download | linux-dev-df39a9f106d53532443a804352894480ca6ca5fd.tar.xz linux-dev-df39a9f106d53532443a804352894480ca6ca5fd.zip | |
bpf: check NULL for sk_to_full_sk() return value
When req->rsk_listener is NULL, sk_to_full_sk() returns
NULL too, so we have to check its return value against
NULL here.
Fixes: 40304b2a1567 ("bpf: BPF support for sock_ops")
Reported-by: David Ahern <dsahern@gmail.com>
Tested-by: David Ahern <dsahern@gmail.com>
Cc: Lawrence Brakmo <brakmo@fb.com>
Cc: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Acked-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ppp')
0 files changed, 0 insertions, 0 deletions