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bpf: no need to nullify ri->map in xdp_do_redirect 

We are guaranteed to have a NULL ri->map in this branch since
we test for it earlier, so we don't need to reset it here.

Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: John Fastabend <john.fastabend@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Daniel Borkmann 2017-08-17 15:07:22 +02:00 committed by David S. Miller
parent 1ab2de2bfe
commit 4d6a75b65d
1 changed files with 0 additions and 1 deletions
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net/core/filter.c
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@ -2568,7 +2568,6 @@ int xdp_do_redirect(struct net_device *dev, struct xdp_buff *xdp,
fwd = dev_get_by_index_rcu(dev_net(dev), index);
ri->ifindex = 0;
ri->map = NULL;
if (unlikely(!fwd)) {
bpf_warn_invalid_xdp_redirect(index);
return -EINVAL;