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authorDavid S. Miller <davem@davemloft.net>2017-08-15 20:23:23 -0700
committerDavid S. Miller <davem@davemloft.net>2017-08-15 20:23:23 -0700
commit463910e2dff580e4e9a678af710b4818b5189691 (patch)
tree21b4e53cdbec7e5a537ddfc1598fbf17deae57e2 /net/ipv4
parent22cb7a3ac380ecaab6837670963813599b123a53 (diff)
parent510c8a899caf095cb13d09d203573deef15db2fe (diff)
downloadlinux-463910e2dff580e4e9a678af710b4818b5189691.tar.bz2
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/fib_semantics.c12
-rw-r--r--net/ipv4/route.c3
-rw-r--r--net/ipv4/tcp_ipv4.c4
-rw-r--r--net/ipv4/tcp_ulp.c14
4 files changed, 18 insertions, 15 deletions
diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index 632b454ce77c..d521caf57385 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -1084,15 +1084,17 @@ struct fib_info *fib_create_info(struct fib_config *cfg,
fi = kzalloc(sizeof(*fi)+nhs*sizeof(struct fib_nh), GFP_KERNEL);
if (!fi)
goto failure;
- fib_info_cnt++;
if (cfg->fc_mx) {
fi->fib_metrics = kzalloc(sizeof(*fi->fib_metrics), GFP_KERNEL);
- if (!fi->fib_metrics)
- goto failure;
+ if (unlikely(!fi->fib_metrics)) {
+ kfree(fi);
+ return ERR_PTR(err);
+ }
atomic_set(&fi->fib_metrics->refcnt, 1);
- } else
+ } else {
fi->fib_metrics = (struct dst_metrics *)&dst_default_metrics;
-
+ }
+ fib_info_cnt++;
fi->fib_net = net;
fi->fib_protocol = cfg->fc_protocol;
fi->fib_scope = cfg->fc_scope;
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 618bbe1405fc..d400c0543106 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -2756,12 +2756,13 @@ static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh,
err = 0;
if (IS_ERR(rt))
err = PTR_ERR(rt);
+ else
+ skb_dst_set(skb, &rt->dst);
}
if (err)
goto errout_free;
- skb_dst_set(skb, &rt->dst);
if (rtm->rtm_flags & RTM_F_NOTIFY)
rt->rt_flags |= RTCF_NOTIFY;
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index c8784ab37852..5af8b809dfbc 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1667,6 +1667,8 @@ process:
*/
sock_hold(sk);
refcounted = true;
+ if (tcp_filter(sk, skb))
+ goto discard_and_relse;
nsk = tcp_check_req(sk, skb, req, false);
if (!nsk) {
reqsk_put(req);
@@ -1674,8 +1676,6 @@ process:
}
if (nsk == sk) {
reqsk_put(req);
- } else if (tcp_filter(sk, skb)) {
- goto discard_and_relse;
} else if (tcp_child_process(sk, nsk, skb)) {
tcp_v4_send_reset(nsk, skb);
goto discard_and_relse;
diff --git a/net/ipv4/tcp_ulp.c b/net/ipv4/tcp_ulp.c
index 2417f55374c5..6bb9e14c710a 100644
--- a/net/ipv4/tcp_ulp.c
+++ b/net/ipv4/tcp_ulp.c
@@ -122,14 +122,14 @@ int tcp_set_ulp(struct sock *sk, const char *name)
ulp_ops = __tcp_ulp_find_autoload(name);
if (!ulp_ops)
- err = -ENOENT;
- else
- err = ulp_ops->init(sk);
+ return -ENOENT;
- if (err)
- goto out;
+ err = ulp_ops->init(sk);
+ if (err) {
+ module_put(ulp_ops->owner);
+ return err;
+ }
icsk->icsk_ulp_ops = ulp_ops;
- out:
- return err;
+ return 0;
}