diff options
| author |   Christoph Hellwig <hch@lst.de> | 2020-07-23 08:09:07 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2020-07-24 15:41:54 -0700 |
| commit | a7b75c5a8c41445f33efb663887ff5f5c3b4454b (patch) | |
| tree | a87e011ba3a0d76fda030b3a62080caa97fae1ef /net/l2tp/l2tp_ppp.c | |
| parent | net/tcp: switch do_tcp_setsockopt to sockptr_t (diff) | |
| download | linux-dev-a7b75c5a8c41445f33efb663887ff5f5c3b4454b.tar.xz linux-dev-a7b75c5a8c41445f33efb663887ff5f5c3b4454b.zip | |
net: pass a sockptr_t into ->setsockopt
Rework the remaining setsockopt code to pass a sockptr_t instead of a
plain user pointer. This removes the last remaining set_fs(KERNEL_DS)
outside of architecture specific code.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Stefan Schmidt <stefan@datenfreihafen.org> [ieee802154]
Acked-by: Matthieu Baerts <matthieu.baerts@tessares.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
| -rw-r--r-- | net/l2tp/l2tp_ppp.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/l2tp/l2tp_ppp.c b/net/l2tp/l2tp_ppp.c index e58fe7e3b884..4389df66af35 100644 --- a/net/l2tp/l2tp_ppp.c +++ b/net/l2tp/l2tp_ppp.c @@ -1242,7 +1242,7 @@ static int pppol2tp_session_setsockopt(struct sock *sk, * session or the special tunnel type. */ static int pppol2tp_setsockopt(struct socket *sock, int level, int optname, - char __user *optval, unsigned int optlen) + sockptr_t optval, unsigned int optlen) { struct sock *sk = sock->sk; struct l2tp_session *session; @@ -1256,7 +1256,7 @@ static int pppol2tp_setsockopt(struct socket *sock, int level, int optname, if (optlen < sizeof(int)) return -EINVAL; - if (get_user(val, (int __user *)optval)) + if (copy_from_sockptr(&val, optval, sizeof(int))) return -EFAULT; err = -ENOTCONN; |