[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>
diff --git a/net/ipv4/udp_impl.h b/net/ipv4/udp_impl.h
index 820a477..6c55828e 100644
--- a/net/ipv4/udp_impl.h
+++ b/net/ipv4/udp_impl.h
@@ -9,7 +9,7 @@
extern void __udp4_lib_err(struct sk_buff *, u32, struct hlist_head []);
extern int __udp_lib_get_port(struct sock *sk, unsigned short snum,
- struct hlist_head udptable[], int *port_rover,
+ struct hlist_head udptable[],
int (*)(const struct sock*,const struct sock*));
extern int ipv4_rcv_saddr_equal(const struct sock *, const struct sock *);