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net/tcp: switch ->md5_parse to sockptr_t

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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>
This commit is contained in:
Christoph Hellwig
2020-07-23 08:09:05 +02:00
committed by David S. Miller
parent 91ac1ccaff
commit d4c19c4914
4 changed files with 7 additions and 6 deletions
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3
net/ipv4/tcp.c
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@@ -3249,7 +3249,8 @@ static int do_tcp_setsockopt(struct sock *sk, int level,
#ifdef CONFIG_TCP_MD5SIG
case TCP_MD5SIG:
case TCP_MD5SIG_EXT:
err = tp->af_specific->md5_parse(sk, optname, optval, optlen);
err = tp->af_specific->md5_parse(sk, optname,
USER_SOCKPTR(optval), optlen);
break;
#endif
case TCP_USER_TIMEOUT: