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Diffstat (limited to 'net/sctp/socket.c')
-rw-r--r--net/sctp/socket.c26
1 files changed, 5 insertions, 21 deletions
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index e16c090e89f0..1fb2cad94597 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -3951,32 +3951,16 @@ static int sctp_setsockopt_pr_supported(struct sock *sk,
3951 unsigned int optlen) 3951 unsigned int optlen)
3952{ 3952{
3953 struct sctp_assoc_value params; 3953 struct sctp_assoc_value params;
3954 struct sctp_association *asoc;
3955 int retval = -EINVAL;
3956 3954
3957 if (optlen != sizeof(params)) 3955 if (optlen != sizeof(params))
3958 goto out; 3956 return -EINVAL;
3959
3960 if (copy_from_user(&params, optval, optlen)) {
3961 retval = -EFAULT;
3962 goto out;
3963 }
3964
3965 asoc = sctp_id2assoc(sk, params.assoc_id);
3966 if (asoc) {
3967 asoc->prsctp_enable = !!params.assoc_value;
3968 } else if (!params.assoc_id) {
3969 struct sctp_sock *sp = sctp_sk(sk);
3970 3957
3971 sp->ep->prsctp_enable = !!params.assoc_value; 3958 if (copy_from_user(&params, optval, optlen))
3972 } else { 3959 return -EFAULT;
3973 goto out;
3974 }
3975 3960
3976 retval = 0; 3961 sctp_sk(sk)->ep->prsctp_enable = !!params.assoc_value;
3977 3962
3978out: 3963 return 0;
3979 return retval;
3980} 3964}
3981 3965
3982static int sctp_setsockopt_default_prinfo(struct sock *sk, 3966static int sctp_setsockopt_default_prinfo(struct sock *sk,