[UDP]: Randomize port selection.

This patch causes UDP port allocation to be randomized like TCP.
The earlier code would always choose same port (ie first empty list).

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 2 deletions

diff --git a/net/ipv4/udplite.c b/net/ipv4/udplite.c
index f34fd686a8f1..94977205abb4 100644
--- a/net/ipv4/udplite.c
+++ b/net/ipv4/udplite.c
@@ -16,12 +16,11 @@
 DEFINE_SNMP_STAT(struct udp_mib, udplite_statistics)    __read_mostly;
 
 struct hlist_head       udplite_hash[UDP_HTABLE_SIZE];
-static int              udplite_port_rover;
 
 int udplite_get_port(struct sock *sk, unsigned short p,
                      int (*c)(const struct sock *, const struct sock *))
 {
-        return  __udp_lib_get_port(sk, p, udplite_hash, &udplite_port_rover, c);
+        return  __udp_lib_get_port(sk, p, udplite_hash, c);
 }
 
 static int udplite_v4_get_port(struct sock *sk, unsigned short snum)