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net: netlink_getname, packet_getname -- use DECLARE_SOCKADDR guard

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Use guard DECLARE_SOCKADDR in a few more places which allow
us to catch if the structure copied back is too big.

Signed-off-by: Cyrill Gorcunov <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Cyrill Gorcunov 2009-11-08 05:51:19 +00:00 • committed by David S. Miller
commit 13cfa97bef
3 changed files with 3 additions and 3 deletions
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2
net/netlink/af_netlink.c
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@ -708,7 +708,7 @@ static int netlink_getname(struct socket *sock, struct sockaddr *addr,
{
struct sock *sk = sock->sk;
struct netlink_sock *nlk = nlk_sk(sk);
struct sockaddr_nl *nladdr = (struct sockaddr_nl *)addr;
DECLARE_SOCKADDR(struct sockaddr_nl *, nladdr, addr);
nladdr->nl_family = AF_NETLINK;
nladdr->nl_pad = 0;