diff options
| author |   YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> | 2007-11-20 17:30:56 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2007-11-20 17:30:56 -0800 |
| commit | aacbe8c8800adfea42eb754396c6ebcd992cb36a (patch) | |
| tree | e158faf799c888808ddd40bfd16f4793d3522322 /net/ipv6/tcp_ipv6.c | |
| parent | [IPV4] TCPMD5: Use memmove() instead of memcpy() because we have overlaps. (diff) | |
| download | linux-dev-aacbe8c8800adfea42eb754396c6ebcd992cb36a.tar.xz linux-dev-aacbe8c8800adfea42eb754396c6ebcd992cb36a.zip | |
[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>
Diffstat (limited to 'net/ipv6/tcp_ipv6.c')
| -rw-r--r-- | net/ipv6/tcp_ipv6.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 3aad861975a0..b1bfbdd85d3c 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -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); |