diff options
Diffstat (limited to 'net/decnet')
| -rw-r--r-- | net/decnet/af_decnet.c | 26 | ||||
| -rw-r--r-- | net/decnet/dn_dev.c | 8 |
2 files changed, 16 insertions, 18 deletions
diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c index 0a46ea3bddd5..3b53d766789d 100644 --- a/net/decnet/af_decnet.c +++ b/net/decnet/af_decnet.c @@ -150,7 +150,8 @@ static struct hlist_head dn_sk_hash[DN_SK_HASH_SIZE]; static struct hlist_head dn_wild_sk; static atomic_long_t decnet_memory_allocated; -static int __dn_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen, int flags); +static int __dn_setsockopt(struct socket *sock, int level, int optname, + sockptr_t optval, unsigned int optlen, int flags); static int __dn_getsockopt(struct socket *sock, int level, int optname, char __user *optval, int __user *optlen, int flags); static struct hlist_head *dn_find_list(struct sock *sk) @@ -1320,7 +1321,8 @@ out: return err; } -static int dn_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen) +static int dn_setsockopt(struct socket *sock, int level, int optname, + sockptr_t optval, unsigned int optlen) { struct sock *sk = sock->sk; int err; @@ -1338,7 +1340,8 @@ static int dn_setsockopt(struct socket *sock, int level, int optname, char __use return err; } -static int __dn_setsockopt(struct socket *sock, int level,int optname, char __user *optval, unsigned int optlen, int flags) +static int __dn_setsockopt(struct socket *sock, int level, int optname, + sockptr_t optval, unsigned int optlen, int flags) { struct sock *sk = sock->sk; struct dn_scp *scp = DN_SK(sk); @@ -1354,13 +1357,13 @@ static int __dn_setsockopt(struct socket *sock, int level,int optname, char __us } u; int err; - if (optlen && !optval) + if (optlen && sockptr_is_null(optval)) return -EINVAL; if (optlen > sizeof(u)) return -EINVAL; - if (copy_from_user(&u, optval, optlen)) + if (copy_from_sockptr(&u, optval, optlen)) return -EFAULT; switch (optname) { @@ -2134,14 +2137,11 @@ static struct sock *dn_socket_get_next(struct seq_file *seq, struct dn_iter_state *state = seq->private; n = sk_next(n); -try_again: - if (n) - goto out; - if (++state->bucket >= DN_SK_HASH_SIZE) - goto out; - n = sk_head(&dn_sk_hash[state->bucket]); - goto try_again; -out: + while (!n) { + if (++state->bucket >= DN_SK_HASH_SIZE) + break; + n = sk_head(&dn_sk_hash[state->bucket]); + } return n; } diff --git a/net/decnet/dn_dev.c b/net/decnet/dn_dev.c index 65abcf1b3210..15d42353f1a3 100644 --- a/net/decnet/dn_dev.c +++ b/net/decnet/dn_dev.c @@ -462,7 +462,9 @@ int dn_dev_ioctl(unsigned int cmd, void __user *arg) switch (cmd) { case SIOCGIFADDR: *((__le16 *)sdn->sdn_nodeaddr) = ifa->ifa_local; - goto rarok; + if (copy_to_user(arg, ifr, DN_IFREQ_SIZE)) + ret = -EFAULT; + break; case SIOCSIFADDR: if (!ifa) { @@ -485,10 +487,6 @@ done: rtnl_unlock(); return ret; -rarok: - if (copy_to_user(arg, ifr, DN_IFREQ_SIZE)) - ret = -EFAULT; - goto done; } struct net_device *dn_dev_get_default(void) |