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Diffstat (limited to 'net/xfrm/xfrm_policy.c')
-rw-r--r--net/xfrm/xfrm_policy.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index cc0d783ccbad..f06253969972 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -2151,7 +2151,6 @@ struct dst_entry *xfrm_lookup(struct net *net, struct dst_entry *dst_orig,
goto no_transform;
}
- dst_hold(&xdst->u.dst);
route = xdst->route;
}
}
@@ -3209,9 +3208,15 @@ int xfrm_migrate(const struct xfrm_selector *sel, u8 dir, u8 type,
struct xfrm_state *x_new[XFRM_MAX_DEPTH];
struct xfrm_migrate *mp;
+ /* Stage 0 - sanity checks */
if ((err = xfrm_migrate_check(m, num_migrate)) < 0)
goto out;
+ if (dir >= XFRM_POLICY_MAX) {
+ err = -EINVAL;
+ goto out;
+ }
+
/* Stage 1 - find policy */
if ((pol = xfrm_migrate_policy_find(sel, dir, type, net)) == NULL) {
err = -ENOENT;