diff options
| author | Li RongQing <roy.qing.li@gmail.com> | 2012-09-17 22:40:10 +0000 |
|---|---|---|
| committer | Ben Hutchings <ben@decadent.org.uk> | 2012-10-10 03:31:22 +0100 |
| commit | ae0673d65c32a60868f4d7ba342f527c334244a5 (patch) | |
| tree | 24c37e47c496d7b943b3f9ac5bd21cc6b1550fac /net | |
| parent | 61819032c7d98c35d2f475032f3c9e30948feaf4 (diff) | |
xfrm: fix a read lock imbalance in make_blackhole
[ Upstream commit 433a19548061bb5457b6ab77ed7ea58ca6e43ddb ]
if xfrm_policy_get_afinfo returns 0, it has already released the read
lock, xfrm_policy_put_afinfo should not be called again.
Signed-off-by: Li RongQing <roy.qing.li@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'net')
| -rw-r--r-- | net/xfrm/xfrm_policy.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 01740344c112..113d20ef31a4 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -1761,7 +1761,7 @@ static struct dst_entry *make_blackhole(struct net *net, u16 family, if (!afinfo) { dst_release(dst_orig); - ret = ERR_PTR(-EINVAL); + return ERR_PTR(-EINVAL); } else { ret = afinfo->blackhole_route(net, dst_orig); } |