Commit a98af7c8 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by David S. Miller

sctp: pass a kernel pointer to sctp_setsockopt_recvrcvinfo

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 b0ac3bb8
...@@ -3902,18 +3902,13 @@ static int sctp_setsockopt_paddr_thresholds(struct sock *sk, ...@@ -3902,18 +3902,13 @@ static int sctp_setsockopt_paddr_thresholds(struct sock *sk,
return 0; return 0;
} }
static int sctp_setsockopt_recvrcvinfo(struct sock *sk, static int sctp_setsockopt_recvrcvinfo(struct sock *sk, int *val,
char __user *optval,
unsigned int optlen) unsigned int optlen)
{ {
int val;
if (optlen < sizeof(int)) if (optlen < sizeof(int))
return -EINVAL; return -EINVAL;
if (get_user(val, (int __user *) optval))
return -EFAULT;
sctp_sk(sk)->recvrcvinfo = (val == 0) ? 0 : 1; sctp_sk(sk)->recvrcvinfo = (*val == 0) ? 0 : 1;
return 0; return 0;
} }
...@@ -4695,7 +4690,7 @@ static int sctp_setsockopt(struct sock *sk, int level, int optname, ...@@ -4695,7 +4690,7 @@ static int sctp_setsockopt(struct sock *sk, int level, int optname,
true); true);
break; break;
case SCTP_RECVRCVINFO: case SCTP_RECVRCVINFO:
retval = sctp_setsockopt_recvrcvinfo(sk, optval, optlen); retval = sctp_setsockopt_recvrcvinfo(sk, kopt, optlen);
break; break;
case SCTP_RECVNXTINFO: case SCTP_RECVNXTINFO:
retval = sctp_setsockopt_recvnxtinfo(sk, optval, optlen); retval = sctp_setsockopt_recvnxtinfo(sk, optval, optlen);
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment