diff options
| author |   Christoph Hellwig <hch@lst.de> | 2020-07-23 08:09:05 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2020-07-24 15:41:54 -0700 |
| commit | d4c19c49142ddb2efcc34cff6379d03edb3553bd (patch) | |
| tree | b2d7faa45b3f155fc08a2861ae80abfe7251efcd /net/ipv4/tcp_ipv4.c | |
| parent | net/udp: switch udp_lib_setsockopt to sockptr_t (diff) | |
| download | wireguard-linux-d4c19c49142ddb2efcc34cff6379d03edb3553bd.tar.xz wireguard-linux-d4c19c49142ddb2efcc34cff6379d03edb3553bd.zip | |
net/tcp: switch ->md5_parse to sockptr_t
Pass a sockptr_t to prepare for set_fs-less handling of the kernel
pointer from bpf-cgroup.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_ipv4.c')
| -rw-r--r-- | net/ipv4/tcp_ipv4.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index daa39d33702b..f8913923a6c0 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -1195,7 +1195,7 @@ static void tcp_clear_md5_list(struct sock *sk) } static int tcp_v4_parse_md5_keys(struct sock *sk, int optname, - char __user *optval, int optlen) + sockptr_t optval, int optlen) { struct tcp_md5sig cmd; struct sockaddr_in *sin = (struct sockaddr_in *)&cmd.tcpm_addr; @@ -1206,7 +1206,7 @@ static int tcp_v4_parse_md5_keys(struct sock *sk, int optname, if (optlen < sizeof(cmd)) return -EINVAL; - if (copy_from_user(&cmd, optval, sizeof(cmd))) + if (copy_from_sockptr(&cmd, optval, sizeof(cmd))) return -EFAULT; if (sin->sin_family != AF_INET) |