[IPV4]: Use kmemdup in net/ipv4/devinet.c

Code diff stats:

[acme@newtoy net-2.6.20]$ codiff /tmp/devinet.o.before /tmp/devinet.o.after
/pub/scm/linux/kernel/git/acme/net-2.6.20/net/ipv4/devinet.c:
  devinet_sysctl_register |  -38
 1 function changed, 38 bytes removed
[acme@newtoy net-2.6.20]$

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

1 files changed, 2 insertions, 2 deletions

diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index a1b356c8aa59..2fd899160f85 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1564,12 +1564,12 @@ static void devinet_sysctl_register(struct in_device *in_dev,
 {
         int i;
         struct net_device *dev = in_dev ? in_dev->dev : NULL;
-        struct devinet_sysctl_table *t = kmalloc(sizeof(*t), GFP_KERNEL);
+        struct devinet_sysctl_table *t = kmemdup(&devinet_sysctl, sizeof(*t),
+                                                 GFP_KERNEL);
         char *dev_name = NULL;
 
         if (!t)
                 return;
-        memcpy(t, &devinet_sysctl, sizeof(*t));
         for (i = 0; i < ARRAY_SIZE(t->devinet_vars) - 1; i++) {
                 t->devinet_vars[i].data += (char *)p - (char *)&ipv4_devconf;
                 t->devinet_vars[i].de = NULL;