net: fix iterating over hashtable in tcp_nuke_addr()

The actual size of the tcp hashinfo table is tcp_hashinfo.ehash_mask + 1
so we need to adjust the loop accordingly to get the sockets hashed into
the last bucket.

Change-Id: I796b3c7b4a1a7fa35fba9e5192a4a403eb6e17de
Signed-off-by: Dmitry Torokhov <dtor@google.com>

diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index f94bc2cf50d32863eba17dbeb663023b88f516c6..c8cfe784c79a73070bf4d7a94d0b8ce0bb3bcdad 100644 (file)
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -3231,7 +3231,7 @@ int tcp_nuke_addr(struct net *net, struct sockaddr *addr)
                return -EAFNOSUPPORT;
        }
 
-       for (bucket = 0; bucket < tcp_hashinfo.ehash_mask; bucket++) {
+       for (bucket = 0; bucket <= tcp_hashinfo.ehash_mask; bucket++) {
                struct hlist_nulls_node *node;
                struct sock *sk;
                spinlock_t *lock = inet_ehash_lockp(&tcp_hashinfo, bucket);