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net: check the length of the socket address passed to connect(2)

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check the length of the socket address passed to connect(2).

Check the length of the socket address passed to connect(2). If the
length is invalid, -EINVAL will be returned.

Signed-off-by: Changli Gao <xiaosuo@gmail.com>
----
net/bluetooth/l2cap.c | 3 ++-
net/bluetooth/rfcomm/sock.c | 3 ++-
net/bluetooth/sco.c | 3 ++-
net/can/bcm.c | 3 +++
net/ieee802154/af_ieee802154.c | 3 +++
net/ipv4/af_inet.c | 5 +++++
net/netlink/af_netlink.c | 3 +++
7 files changed, 20 insertions(+), 3 deletions(-)
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Changli Gao
2010-03-31 22:58:26 +00:00
committed by David S. Miller
parent a1d6f3f655
commit 6503d96168
7 changed files with 20 additions and 3 deletions
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5
net/ipv4/af_inet.c
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@@ -530,6 +530,8 @@ int inet_dgram_connect(struct socket *sock, struct sockaddr * uaddr,
{
struct sock *sk = sock->sk;
if (addr_len < sizeof(uaddr->sa_family))
return -EINVAL;
if (uaddr->sa_family == AF_UNSPEC)
return sk->sk_prot->disconnect(sk, flags);
@@ -573,6 +575,9 @@ int inet_stream_connect(struct socket *sock, struct sockaddr *uaddr,
int err;
long timeo;
if (addr_len < sizeof(uaddr->sa_family))
return -EINVAL;
lock_sock(sk);
if (uaddr->sa_family == AF_UNSPEC) {