net: fix nla_policy_len to actually _iterate_ over the policy
authorLars Ellenberg <lars.ellenberg@linbit.com>
Mon, 28 Feb 2011 20:38:25 +0000 (12:38 -0800)
committerDavid S. Miller <davem@davemloft.net>
Mon, 28 Feb 2011 20:38:25 +0000 (12:38 -0800)
commite3fa3aff0cb198e7c53d894f52146121d9592872
tree69746e934e9b4cdff8ae686caafb471770755e73
parentf5a45325284ec10a907b96052ebf2168e7166b5c
net: fix nla_policy_len to actually _iterate_ over the policy

Currently nla_policy_len always returns n * NLA_HDRLEN:
It loops, but does not advance it's iterator.
NLA_UNSPEC == 0 does not contain a .len in any policy.

Trivially fixed by adding p++.

Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
lib/nlattr.c