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authorDavid S. Miller <davem@davemloft.net>2018-01-17 00:00:25 -0500
committerDavid S. Miller <davem@davemloft.net>2018-01-17 00:10:42 -0500
commitc02b3741eb99a1ec733e6134c53ba59e43e19e97 (patch)
treeff7dd96c32dec2abe530e7101378443dabcb8962 /net/ipv4
parent7018d1b3f20fb4308ed9bc577160cb8ffb79b62a (diff)
parent8cbab92dff778e516064c13113ca15d4869ec883 (diff)
downloadlinux-c02b3741eb99a1ec733e6134c53ba59e43e19e97.tar.bz2
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Overlapping changes all over. The mini-qdisc bits were a little bit tricky, however. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/arp.c7
-rw-r--r--net/ipv4/esp4.c1
-rw-r--r--net/ipv4/esp4_offload.c3
-rw-r--r--net/ipv4/route.c1
4 files changed, 10 insertions, 2 deletions
diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c
index 56aef027df31..f28f06c91ead 100644
--- a/net/ipv4/arp.c
+++ b/net/ipv4/arp.c
@@ -223,11 +223,16 @@ static bool arp_key_eq(const struct neighbour *neigh, const void *pkey)
static int arp_constructor(struct neighbour *neigh)
{
- __be32 addr = *(__be32 *)neigh->primary_key;
+ __be32 addr;
struct net_device *dev = neigh->dev;
struct in_device *in_dev;
struct neigh_parms *parms;
+ u32 inaddr_any = INADDR_ANY;
+ if (dev->flags & (IFF_LOOPBACK | IFF_POINTOPOINT))
+ memcpy(neigh->primary_key, &inaddr_any, arp_tbl.key_len);
+
+ addr = *(__be32 *)neigh->primary_key;
rcu_read_lock();
in_dev = __in_dev_get_rcu(dev);
if (!in_dev) {
diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c
index 6f00e43120a8..296d0b956bfe 100644
--- a/net/ipv4/esp4.c
+++ b/net/ipv4/esp4.c
@@ -991,6 +991,7 @@ static int esp_init_state(struct xfrm_state *x)
switch (encap->encap_type) {
default:
+ err = -EINVAL;
goto error;
case UDP_ENCAP_ESPINUDP:
x->props.header_len += sizeof(struct udphdr);
diff --git a/net/ipv4/esp4_offload.c b/net/ipv4/esp4_offload.c
index c359f3cfeec3..32fbd9ba3609 100644
--- a/net/ipv4/esp4_offload.c
+++ b/net/ipv4/esp4_offload.c
@@ -38,7 +38,8 @@ static struct sk_buff **esp4_gro_receive(struct sk_buff **head,
__be32 spi;
int err;
- skb_pull(skb, offset);
+ if (!pskb_pull(skb, offset))
+ return NULL;
if ((err = xfrm_parse_spi(skb, IPPROTO_ESP, &spi, &seq)) != 0)
goto out;
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index b7d90b48d821..49cc1c1df1ba 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -2759,6 +2759,7 @@ static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh,
if (err == 0 && rt->dst.error)
err = -rt->dst.error;
} else {
+ fl4.flowi4_iif = LOOPBACK_IFINDEX;
rt = ip_route_output_key_hash_rcu(net, &fl4, &res, skb);
err = 0;
if (IS_ERR(rt))