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[IPV6] TCPMD5: Check return value of tcp_alloc_md5sig_pool().
author
YOSHIFUJI Hideaki
<yoshfuji@linux-ipv6.org>
Wed, 21 Nov 2007 01:30:56 +0000
(17:30 -0800)
committer
David S. Miller
<davem@davemloft.net>
Wed, 21 Nov 2007 01:30:56 +0000
(17:30 -0800)
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv6/tcp_ipv6.c
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diff --git
a/net/ipv6/tcp_ipv6.c
b/net/ipv6/tcp_ipv6.c
index
3aad861
..
b1bfbdd
100644
(file)
--- 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);