diff options
Diffstat (limited to 'net/xfrm')
-rw-r--r-- | net/xfrm/xfrm_policy.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index af1c173be4ad..a7ec5a8a2380 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c | |||
@@ -1594,8 +1594,8 @@ xfrm_resolve_and_create_bundle(struct xfrm_policy **pols, int num_pols, | |||
1594 | 1594 | ||
1595 | /* Try to instantiate a bundle */ | 1595 | /* Try to instantiate a bundle */ |
1596 | err = xfrm_tmpl_resolve(pols, num_pols, fl, xfrm, family); | 1596 | err = xfrm_tmpl_resolve(pols, num_pols, fl, xfrm, family); |
1597 | if (err < 0) { | 1597 | if (err <= 0) { |
1598 | if (err != -EAGAIN) | 1598 | if (err != 0 && err != -EAGAIN) |
1599 | XFRM_INC_STATS(net, LINUX_MIB_XFRMOUTPOLERROR); | 1599 | XFRM_INC_STATS(net, LINUX_MIB_XFRMOUTPOLERROR); |
1600 | return ERR_PTR(err); | 1600 | return ERR_PTR(err); |
1601 | } | 1601 | } |
@@ -1678,6 +1678,13 @@ xfrm_bundle_lookup(struct net *net, struct flowi *fl, u16 family, u8 dir, | |||
1678 | goto make_dummy_bundle; | 1678 | goto make_dummy_bundle; |
1679 | dst_hold(&xdst->u.dst); | 1679 | dst_hold(&xdst->u.dst); |
1680 | return oldflo; | 1680 | return oldflo; |
1681 | } else if (new_xdst == NULL) { | ||
1682 | num_xfrms = 0; | ||
1683 | if (oldflo == NULL) | ||
1684 | goto make_dummy_bundle; | ||
1685 | xdst->num_xfrms = 0; | ||
1686 | dst_hold(&xdst->u.dst); | ||
1687 | return oldflo; | ||
1681 | } | 1688 | } |
1682 | 1689 | ||
1683 | /* Kill the previous bundle */ | 1690 | /* Kill the previous bundle */ |
@@ -1760,6 +1767,10 @@ restart: | |||
1760 | xfrm_pols_put(pols, num_pols); | 1767 | xfrm_pols_put(pols, num_pols); |
1761 | err = PTR_ERR(xdst); | 1768 | err = PTR_ERR(xdst); |
1762 | goto dropdst; | 1769 | goto dropdst; |
1770 | } else if (xdst == NULL) { | ||
1771 | num_xfrms = 0; | ||
1772 | drop_pols = num_pols; | ||
1773 | goto no_transform; | ||
1763 | } | 1774 | } |
1764 | 1775 | ||
1765 | spin_lock_bh(&xfrm_policy_sk_bundle_lock); | 1776 | spin_lock_bh(&xfrm_policy_sk_bundle_lock); |