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Diffstat (limited to 'net/rds')
-rw-r--r--net/rds/af_rds.c30
-rw-r--r--net/rds/rdma.c14
-rw-r--r--net/rds/rds.h6
3 files changed, 23 insertions, 27 deletions
diff --git a/net/rds/af_rds.c b/net/rds/af_rds.c
index 1a5bf3fa4578..b239120dd9ca 100644
--- a/net/rds/af_rds.c
+++ b/net/rds/af_rds.c
@@ -290,8 +290,7 @@ static int rds_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
return 0;
}
-static int rds_cancel_sent_to(struct rds_sock *rs, char __user *optval,
- int len)
+static int rds_cancel_sent_to(struct rds_sock *rs, sockptr_t optval, int len)
{
struct sockaddr_in6 sin6;
struct sockaddr_in sin;
@@ -308,14 +307,15 @@ static int rds_cancel_sent_to(struct rds_sock *rs, char __user *optval,
goto out;
} else if (len < sizeof(struct sockaddr_in6)) {
/* Assume IPv4 */
- if (copy_from_user(&sin, optval, sizeof(struct sockaddr_in))) {
+ if (copy_from_sockptr(&sin, optval,
+ sizeof(struct sockaddr_in))) {
ret = -EFAULT;
goto out;
}
ipv6_addr_set_v4mapped(sin.sin_addr.s_addr, &sin6.sin6_addr);
sin6.sin6_port = sin.sin_port;
} else {
- if (copy_from_user(&sin6, optval,
+ if (copy_from_sockptr(&sin6, optval,
sizeof(struct sockaddr_in6))) {
ret = -EFAULT;
goto out;
@@ -327,21 +327,20 @@ out:
return ret;
}
-static int rds_set_bool_option(unsigned char *optvar, char __user *optval,
+static int rds_set_bool_option(unsigned char *optvar, sockptr_t optval,
int optlen)
{
int value;
if (optlen < sizeof(int))
return -EINVAL;
- if (get_user(value, (int __user *) optval))
+ if (copy_from_sockptr(&value, optval, sizeof(int)))
return -EFAULT;
*optvar = !!value;
return 0;
}
-static int rds_cong_monitor(struct rds_sock *rs, char __user *optval,
- int optlen)
+static int rds_cong_monitor(struct rds_sock *rs, sockptr_t optval, int optlen)
{
int ret;
@@ -358,8 +357,7 @@ static int rds_cong_monitor(struct rds_sock *rs, char __user *optval,
return ret;
}
-static int rds_set_transport(struct rds_sock *rs, char __user *optval,
- int optlen)
+static int rds_set_transport(struct rds_sock *rs, sockptr_t optval, int optlen)
{
int t_type;
@@ -369,7 +367,7 @@ static int rds_set_transport(struct rds_sock *rs, char __user *optval,
if (optlen != sizeof(int))
return -EINVAL;
- if (copy_from_user(&t_type, (int __user *)optval, sizeof(t_type)))
+ if (copy_from_sockptr(&t_type, optval, sizeof(t_type)))
return -EFAULT;
if (t_type < 0 || t_type >= RDS_TRANS_COUNT)
@@ -380,7 +378,7 @@ static int rds_set_transport(struct rds_sock *rs, char __user *optval,
return rs->rs_transport ? 0 : -ENOPROTOOPT;
}
-static int rds_enable_recvtstamp(struct sock *sk, char __user *optval,
+static int rds_enable_recvtstamp(struct sock *sk, sockptr_t optval,
int optlen, int optname)
{
int val, valbool;
@@ -388,7 +386,7 @@ static int rds_enable_recvtstamp(struct sock *sk, char __user *optval,
if (optlen != sizeof(int))
return -EFAULT;
- if (get_user(val, (int __user *)optval))
+ if (copy_from_sockptr(&val, optval, sizeof(int)))
return -EFAULT;
valbool = val ? 1 : 0;
@@ -404,7 +402,7 @@ static int rds_enable_recvtstamp(struct sock *sk, char __user *optval,
return 0;
}
-static int rds_recv_track_latency(struct rds_sock *rs, char __user *optval,
+static int rds_recv_track_latency(struct rds_sock *rs, sockptr_t optval,
int optlen)
{
struct rds_rx_trace_so trace;
@@ -413,7 +411,7 @@ static int rds_recv_track_latency(struct rds_sock *rs, char __user *optval,
if (optlen != sizeof(struct rds_rx_trace_so))
return -EFAULT;
- if (copy_from_user(&trace, optval, sizeof(trace)))
+ if (copy_from_sockptr(&trace, optval, sizeof(trace)))
return -EFAULT;
if (trace.rx_traces > RDS_MSG_RX_DGRAM_TRACE_MAX)
@@ -432,7 +430,7 @@ static int rds_recv_track_latency(struct rds_sock *rs, char __user *optval,
}
static int rds_setsockopt(struct socket *sock, int level, int optname,
- char __user *optval, unsigned int optlen)
+ sockptr_t optval, unsigned int optlen)
{
struct rds_sock *rs = rds_sk_to_rs(sock->sk);
int ret;
diff --git a/net/rds/rdma.c b/net/rds/rdma.c
index a7ae11846cd7..ccdd304eae0a 100644
--- a/net/rds/rdma.c
+++ b/net/rds/rdma.c
@@ -353,21 +353,20 @@ out:
return ret;
}
-int rds_get_mr(struct rds_sock *rs, char __user *optval, int optlen)
+int rds_get_mr(struct rds_sock *rs, sockptr_t optval, int optlen)
{
struct rds_get_mr_args args;
if (optlen != sizeof(struct rds_get_mr_args))
return -EINVAL;
- if (copy_from_user(&args, (struct rds_get_mr_args __user *)optval,
- sizeof(struct rds_get_mr_args)))
+ if (copy_from_sockptr(&args, optval, sizeof(struct rds_get_mr_args)))
return -EFAULT;
return __rds_rdma_map(rs, &args, NULL, NULL, NULL);
}
-int rds_get_mr_for_dest(struct rds_sock *rs, char __user *optval, int optlen)
+int rds_get_mr_for_dest(struct rds_sock *rs, sockptr_t optval, int optlen)
{
struct rds_get_mr_for_dest_args args;
struct rds_get_mr_args new_args;
@@ -375,7 +374,7 @@ int rds_get_mr_for_dest(struct rds_sock *rs, char __user *optval, int optlen)
if (optlen != sizeof(struct rds_get_mr_for_dest_args))
return -EINVAL;
- if (copy_from_user(&args, (struct rds_get_mr_for_dest_args __user *)optval,
+ if (copy_from_sockptr(&args, optval,
sizeof(struct rds_get_mr_for_dest_args)))
return -EFAULT;
@@ -394,7 +393,7 @@ int rds_get_mr_for_dest(struct rds_sock *rs, char __user *optval, int optlen)
/*
* Free the MR indicated by the given R_Key
*/
-int rds_free_mr(struct rds_sock *rs, char __user *optval, int optlen)
+int rds_free_mr(struct rds_sock *rs, sockptr_t optval, int optlen)
{
struct rds_free_mr_args args;
struct rds_mr *mr;
@@ -403,8 +402,7 @@ int rds_free_mr(struct rds_sock *rs, char __user *optval, int optlen)
if (optlen != sizeof(struct rds_free_mr_args))
return -EINVAL;
- if (copy_from_user(&args, (struct rds_free_mr_args __user *)optval,
- sizeof(struct rds_free_mr_args)))
+ if (copy_from_sockptr(&args, optval, sizeof(struct rds_free_mr_args)))
return -EFAULT;
/* Special case - a null cookie means flush all unused MRs */
diff --git a/net/rds/rds.h b/net/rds/rds.h
index 106e862996b9..d35d1fc39807 100644
--- a/net/rds/rds.h
+++ b/net/rds/rds.h
@@ -924,9 +924,9 @@ int rds_send_pong(struct rds_conn_path *cp, __be16 dport);
/* rdma.c */
void rds_rdma_unuse(struct rds_sock *rs, u32 r_key, int force);
-int rds_get_mr(struct rds_sock *rs, char __user *optval, int optlen);
-int rds_get_mr_for_dest(struct rds_sock *rs, char __user *optval, int optlen);
-int rds_free_mr(struct rds_sock *rs, char __user *optval, int optlen);
+int rds_get_mr(struct rds_sock *rs, sockptr_t optval, int optlen);
+int rds_get_mr_for_dest(struct rds_sock *rs, sockptr_t optval, int optlen);
+int rds_free_mr(struct rds_sock *rs, sockptr_t optval, int optlen);
void rds_rdma_drop_keys(struct rds_sock *rs);
int rds_rdma_extra_size(struct rds_rdma_args *args,
struct rds_iov_vector *iov);
generated by cgit v1.2.3-70-g09d2 (git 2.47.1) at 2024-12-24 14:03:52 +0000