Commit a4262466 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by David S. Miller

sctp: pass a kernel pointer to sctp_setsockopt_reuse_port

Use the kernel pointer that sctp_setsockopt has available instead of
directly handling the user pointer.
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 5b8d3b24
......@@ -4214,11 +4214,9 @@ static int sctp_setsockopt_interleaving_supported(struct sock *sk,
return 0;
}
static int sctp_setsockopt_reuse_port(struct sock *sk, char __user *optval,
static int sctp_setsockopt_reuse_port(struct sock *sk, int *val,
unsigned int optlen)
{
int val;
if (!sctp_style(sk, TCP))
return -EOPNOTSUPP;
......@@ -4228,10 +4226,7 @@ static int sctp_setsockopt_reuse_port(struct sock *sk, char __user *optval,
if (optlen < sizeof(int))
return -EINVAL;
if (get_user(val, (int __user *)optval))
return -EFAULT;
sctp_sk(sk)->reuse = !!val;
sctp_sk(sk)->reuse = !!*val;
return 0;
}
......@@ -4645,7 +4640,7 @@ static int sctp_setsockopt(struct sock *sk, int level, int optname,
optlen);
break;
case SCTP_REUSE_PORT:
retval = sctp_setsockopt_reuse_port(sk, optval, optlen);
retval = sctp_setsockopt_reuse_port(sk, kopt, optlen);
break;
case SCTP_EVENT:
retval = sctp_setsockopt_event(sk, optval, optlen);
......
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