[INET]: local port range robustness

[mirror_ubuntu-hirsute-kernel.git] / net / sctp / socket.c

diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 7cd58ef84eda9ee129680c76971e36a2843a4c43..9c6a4b5f6264639724c52717d0e84c75129ed747 100644 (file)
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -5315,11 +5315,12 @@ static long sctp_get_port_local(struct sock *sk, union sctp_addr *addr)
 
        if (snum == 0) {
                /* Search for an available port. */
-               unsigned int low = sysctl_local_port_range[0];
-               unsigned int high = sysctl_local_port_range[1];
-               unsigned int remaining = (high - low) + 1;
-               unsigned int rover = net_random() % remaining + low;
-               int index;
+               int low, high, remaining, index;
+               unsigned int rover;
+
+               inet_get_local_port_range(&low, &high);
+               remaining = (high - low) + 1;
+               rover = net_random() % remaining + low;
 
                do {
                        rover++;