[NETLABEL]: Use kmemdup in cipso_ipv4.c

Code diff stats:

[acme@newtoy net-2.6.20]$ codiff /tmp/cipso_ipv4.o.before /tmp/cipso_ipv4.o.after
/pub/scm/linux/kernel/git/acme/net-2.6.20/net/ipv4/cipso_ipv4.c:
  cipso_v4_cache_add |  -46
 1 function changed, 46 bytes removed
[acme@newtoy net-2.6.20]$

Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>

diff --git a/net/ipv4/cipso_ipv4.c b/net/ipv4/cipso_ipv4.c
index c3a61ebbadeff3dc2aa0f9a9b9062cd7ccbe425f..095038ad72a4b04f74515e20ef6b686bb0e76d9a 100644 (file)
--- a/net/ipv4/cipso_ipv4.c
+++ b/net/ipv4/cipso_ipv4.c
@@ -377,12 +377,11 @@ int cipso_v4_cache_add(const struct sk_buff *skb,
        entry = kzalloc(sizeof(*entry), GFP_ATOMIC);
        if (entry == NULL)
                return -ENOMEM;
-       entry->key = kmalloc(cipso_ptr_len, GFP_ATOMIC);
+       entry->key = kmemdup(cipso_ptr, cipso_ptr_len, GFP_ATOMIC);
        if (entry->key == NULL) {
                ret_val = -ENOMEM;
                goto cache_add_failure;
        }
-       memcpy(entry->key, cipso_ptr, cipso_ptr_len);
        entry->key_len = cipso_ptr_len;
        entry->hash = cipso_v4_map_cache_hash(cipso_ptr, cipso_ptr_len);
        atomic_inc(&secattr->cache->refcount);