Commits
Florian Westphal committed e37cc8ade5a
xfrm: policy: use atomic_inc_not_zero in rcu section If we don't hold the policy lock anymore the refcnt might already be 0, i.e. policy struct is about to be free'd. Switch to atomic_inc_not_zero to avoid this. On removal policies are already unlinked from the tables (lists) before the last _put occurs so we are not supposed to find the same 'dead' entry on the next loop, so its safe to just repeat the lookup. Signed-off-by: Florian Westphal <fw@strlen.de> Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>