diff options
| author | Arnaldo Carvalho de Melo <acme@mandriva.com> | 2006-11-17 17:14:37 +0300 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-12-03 08:23:58 +0300 |
| commit | af879cc704372ef762584e916129d19ffb39e844 (patch) | |
| tree | 09b9cdb70bd6038513792b647b1c93332ce8ee14 /net/ipv6/tcp_ipv6.c | |
| parent | c67862403e28dd67f38e896736f063d8dd522688 (diff) | |
| download | linux-af879cc704372ef762584e916129d19ffb39e844.tar.xz | |
[IPV6]: Use kmemdup
Code diff stats:
[acme@newtoy net-2.6.20]$ codiff /tmp/ipv6.ko.before /tmp/ipv6.ko.after
/pub/scm/linux/kernel/git/acme/net-2.6.20/net/ipv6/ip6_output.c:
ip6_output | -52
ip6_append_data | +2
2 functions changed, 2 bytes added, 52 bytes removed
/pub/scm/linux/kernel/git/acme/net-2.6.20/net/ipv6/addrconf.c:
addrconf_sysctl_register | -27
1 function changed, 27 bytes removed
/pub/scm/linux/kernel/git/acme/net-2.6.20/net/ipv6/tcp_ipv6.c:
tcp_v6_syn_recv_sock | -32
tcp_v6_parse_md5_keys | -24
2 functions changed, 56 bytes removed
/tmp/ipv6.ko.after:
5 functions changed, 2 bytes added, 135 bytes removed
[acme@newtoy net-2.6.20]$
Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Diffstat (limited to 'net/ipv6/tcp_ipv6.c')
| -rw-r--r-- | net/ipv6/tcp_ipv6.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 147ce499f509..d2170da77e5b 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -720,10 +720,9 @@ static int tcp_v6_parse_md5_keys (struct sock *sk, char __user *optval, tp->md5sig_info = p; } - newkey = kmalloc(cmd.tcpm_keylen, GFP_KERNEL); + newkey = kmemdup(cmd.tcpm_key, cmd.tcpm_keylen, GFP_KERNEL); if (!newkey) return -ENOMEM; - memcpy(newkey, cmd.tcpm_key, cmd.tcpm_keylen); if (ipv6_addr_type(&sin6->sin6_addr) & IPV6_ADDR_MAPPED) { return tcp_v4_md5_do_add(sk, sin6->sin6_addr.s6_addr32[3], newkey, cmd.tcpm_keylen); @@ -1503,12 +1502,10 @@ static struct sock * tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb, * memory, then we end up not copying the key * across. Shucks. */ - char *newkey = kmalloc(key->keylen, GFP_ATOMIC); - if (newkey) { - memcpy(newkey, key->key, key->keylen); + char *newkey = kmemdup(key->key, key->keylen, GFP_ATOMIC); + if (newkey != NULL) tcp_v6_md5_do_add(newsk, &inet6_sk(sk)->daddr, newkey, key->keylen); - } } #endif |