diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/batman-adv/soft-interface.c | 10 | ||||
| -rw-r--r-- | net/ipv6/ip6mr.c | 8 | ||||
| -rw-r--r-- | net/ipv6/route.c | 4 | ||||
| -rw-r--r-- | net/xfrm/xfrm_policy.c | 10 |
4 files changed, 20 insertions, 12 deletions
diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c index 3e2f91ffa4e2..05dd35114a27 100644 --- a/net/batman-adv/soft-interface.c +++ b/net/batman-adv/soft-interface.c @@ -565,7 +565,7 @@ static int interface_tx(struct sk_buff *skb, struct net_device *soft_iface) struct orig_node *orig_node = NULL; int data_len = skb->len, ret; short vid = -1; - bool do_bcast = false; + bool do_bcast; if (atomic_read(&bat_priv->mesh_state) != MESH_ACTIVE) goto dropped; @@ -598,15 +598,15 @@ static int interface_tx(struct sk_buff *skb, struct net_device *soft_iface) tt_local_add(soft_iface, ethhdr->h_source); orig_node = transtable_search(bat_priv, ethhdr->h_dest); - if (is_multicast_ether_addr(ethhdr->h_dest) || - (orig_node && orig_node->gw_flags)) { + do_bcast = is_multicast_ether_addr(ethhdr->h_dest); + if (do_bcast || (orig_node && orig_node->gw_flags)) { ret = gw_is_target(bat_priv, skb, orig_node); if (ret < 0) goto dropped; - if (ret == 0) - do_bcast = true; + if (ret) + do_bcast = false; } /* ethernet packet should be broadcasted */ diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c index 705c82886281..def0538e2413 100644 --- a/net/ipv6/ip6mr.c +++ b/net/ipv6/ip6mr.c @@ -696,8 +696,10 @@ static netdev_tx_t reg_vif_xmit(struct sk_buff *skb, int err; err = ip6mr_fib_lookup(net, &fl6, &mrt); - if (err < 0) + if (err < 0) { + kfree_skb(skb); return err; + } read_lock(&mrt_lock); dev->stats.tx_bytes += skb->len; @@ -2052,8 +2054,10 @@ int ip6_mr_input(struct sk_buff *skb) int err; err = ip6mr_fib_lookup(net, &fl6, &mrt); - if (err < 0) + if (err < 0) { + kfree_skb(skb); return err; + } read_lock(&mrt_lock); cache = ip6mr_cache_find(mrt, diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 1250f9020670..fb545edef6ea 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -244,7 +244,9 @@ static inline struct rt6_info *ip6_dst_alloc(struct dst_ops *ops, { struct rt6_info *rt = dst_alloc(ops, dev, 0, 0, flags); - memset(&rt->rt6i_table, 0, sizeof(*rt) - sizeof(struct dst_entry)); + if (rt != NULL) + memset(&rt->rt6i_table, 0, + sizeof(*rt) - sizeof(struct dst_entry)); return rt; } diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 94fdcc7f1030..552df27dcf53 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -1349,14 +1349,16 @@ static inline struct xfrm_dst *xfrm_alloc_dst(struct net *net, int family) BUG(); } xdst = dst_alloc(dst_ops, NULL, 0, 0, 0); - memset(&xdst->u.rt6.rt6i_table, 0, sizeof(*xdst) - sizeof(struct dst_entry)); - xfrm_policy_put_afinfo(afinfo); - if (likely(xdst)) + if (likely(xdst)) { + memset(&xdst->u.rt6.rt6i_table, 0, + sizeof(*xdst) - sizeof(struct dst_entry)); xdst->flo.ops = &xfrm_bundle_fc_ops; - else + } else xdst = ERR_PTR(-ENOBUFS); + xfrm_policy_put_afinfo(afinfo); + return xdst; } |