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authorCyrill Gorcunov <gorcunov@openvz.org>2009-11-08 05:51:19 +0000
committerDavid S. Miller <davem@davemloft.net>2009-11-10 20:54:41 -0800
commit13cfa97bef0f1172879f98307ac716acf3e9cea9 (patch)
tree012d5da286e39fbe94c7b100be9153a49191bd7e /net
parent37e8273cd30592d3a82bcb70cbb1bdc4eaeb6b71 (diff)
downloadop-kernel-dev-13cfa97bef0f1172879f98307ac716acf3e9cea9.zip
op-kernel-dev-13cfa97bef0f1172879f98307ac716acf3e9cea9.tar.gz
net: netlink_getname, packet_getname -- use DECLARE_SOCKADDR guard
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 <gorcunov@openvz.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/netlink/af_netlink.c2
-rw-r--r--net/packet/af_packet.c2
-rw-r--r--net/unix/af_unix.c2
3 files changed, 3 insertions, 3 deletions
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index aea805c..f30d596 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -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;
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 3304caa..c620bd9 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -1537,7 +1537,7 @@ static int packet_getname(struct socket *sock, struct sockaddr *uaddr,
struct net_device *dev;
struct sock *sk = sock->sk;
struct packet_sock *po = pkt_sk(sk);
- struct sockaddr_ll *sll = (struct sockaddr_ll *)uaddr;
+ DECLARE_SOCKADDR(struct sockaddr_ll *, sll, uaddr);
if (peer)
return -EOPNOTSUPP;
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index 178d3af..7553ea6 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -1259,7 +1259,7 @@ static int unix_getname(struct socket *sock, struct sockaddr *uaddr, int *uaddr_
{
struct sock *sk = sock->sk;
struct unix_sock *u;
- struct sockaddr_un *sunaddr = (struct sockaddr_un *)uaddr;
+ DECLARE_SOCKADDR(struct sockaddr_un *, sunaddr, uaddr);
int err = 0;
if (peer) {
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