[IPV6] TCPMD5: Check return value of tcp_alloc_md5sig_pool().

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
YOSHIFUJI Hideaki 2007-11-20 17:30:56 -08:00 committed by David S. Miller
parent 354faf0977
commit aacbe8c880

View file

@ -581,7 +581,10 @@ static int tcp_v6_md5_do_add(struct sock *sk, struct in6_addr *peer,
}
sk->sk_route_caps &= ~NETIF_F_GSO_MASK;
}
tcp_alloc_md5sig_pool();
if (tcp_alloc_md5sig_pool() == NULL) {
kfree(newkey);
return -ENOMEM;
}
if (tp->md5sig_info->alloced6 == tp->md5sig_info->entries6) {
keys = kmalloc((sizeof (tp->md5sig_info->keys6[0]) *
(tp->md5sig_info->entries6 + 1)), GFP_ATOMIC);