diff options
Diffstat (limited to 'net/netlink')
| -rw-r--r-- | net/netlink/af_netlink.c | 8 | ||||
| -rw-r--r-- | net/netlink/genetlink.c | 2 |
2 files changed, 6 insertions, 4 deletions
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c index 07e8478068f0..fa556fdef57d 100644 --- a/net/netlink/af_netlink.c +++ b/net/netlink/af_netlink.c @@ -1085,6 +1085,9 @@ static int netlink_connect(struct socket *sock, struct sockaddr *addr, if (addr->sa_family != AF_NETLINK) return -EINVAL; + if (alen < sizeof(struct sockaddr_nl)) + return -EINVAL; + if ((nladdr->nl_groups || nladdr->nl_pid) && !netlink_allowed(sock, NL_CFG_F_NONROOT_SEND)) return -EPERM; @@ -1105,7 +1108,7 @@ static int netlink_connect(struct socket *sock, struct sockaddr *addr, } static int netlink_getname(struct socket *sock, struct sockaddr *addr, - int *addr_len, int peer) + int peer) { struct sock *sk = sock->sk; struct netlink_sock *nlk = nlk_sk(sk); @@ -1113,7 +1116,6 @@ static int netlink_getname(struct socket *sock, struct sockaddr *addr, nladdr->nl_family = AF_NETLINK; nladdr->nl_pad = 0; - *addr_len = sizeof(*nladdr); if (peer) { nladdr->nl_pid = nlk->dst_portid; @@ -1124,7 +1126,7 @@ static int netlink_getname(struct socket *sock, struct sockaddr *addr, nladdr->nl_groups = nlk->groups ? nlk->groups[0] : 0; netlink_unlock_table(); } - return 0; + return sizeof(*nladdr); } static int netlink_ioctl(struct socket *sock, unsigned int cmd, diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c index 6f02499ef007..b9ce82c9440f 100644 --- a/net/netlink/genetlink.c +++ b/net/netlink/genetlink.c @@ -1106,7 +1106,7 @@ static int genlmsg_mcast(struct sk_buff *skb, u32 portid, unsigned long group, if (!err) delivered = true; else if (err != -ESRCH) - goto error; + return err; return delivered ? 0 : -ESRCH; error: kfree_skb(skb); |
