Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
[IPV4]: Fix "ipOutNoRoutes" counter error for TCP and UDP
Signed-off-by: Wei Dong <weidong@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
authored by Wei Dong and committed by David S. Miller 584bdf8c 4fcd6b99
+5
-1
net/ipv4/datagram.c
+5
-1
net/ipv4/datagram.c
···
50
RT_CONN_FLAGS(sk), oif,
51
sk->sk_protocol,
52
inet->sport, usin->sin_port, sk, 1);
53
+
if (err) {
54
+
if (err == -ENETUNREACH)
55
+
IP_INC_STATS_BH(IPSTATS_MIB_OUTNOROUTES);
56
return err;
57
+
}
58
+
59
if ((rt->rt_flags & RTCF_BROADCAST) && !sock_flag(sk, SOCK_BROADCAST)) {
60
ip_rt_put(rt);
61
return -EACCES;
+4
-1
net/ipv4/tcp_ipv4.c
+4
-1
net/ipv4/tcp_ipv4.c
···
192
RT_CONN_FLAGS(sk), sk->sk_bound_dev_if,
193
IPPROTO_TCP,
194
inet->sport, usin->sin_port, sk, 1);
195
+
if (tmp < 0) {
196
+
if (tmp == -ENETUNREACH)
197
+
IP_INC_STATS_BH(IPSTATS_MIB_OUTNOROUTES);
198
return tmp;
199
+
}
200
201
if (rt->rt_flags & (RTCF_MULTICAST | RTCF_BROADCAST)) {
202
ip_rt_put(rt);
+4
-1
net/ipv4/udp.c
+4
-1
net/ipv4/udp.c
···
722
.dport = dport } } };
723
security_sk_classify_flow(sk, &fl);
724
err = ip_route_output_flow(&rt, &fl, sk, 1);
725
+
if (err) {
726
+
if (err == -ENETUNREACH)
727
+
IP_INC_STATS_BH(IPSTATS_MIB_OUTNOROUTES);
728
goto out;
729
+
}
730
731
err = -EACCES;
732
if ((rt->rt_flags & RTCF_BROADCAST) &&