summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--fs/ocfs2/cluster/tcp.c25
-rw-r--r--net/rds/tcp.c5
-rw-r--r--net/rds/tcp_send.c8
3 files changed, 6 insertions, 32 deletions
diff --git a/fs/ocfs2/cluster/tcp.c b/fs/ocfs2/cluster/tcp.c
index 4348027384f5..58fb1bc2bb32 100644
--- a/fs/ocfs2/cluster/tcp.c
+++ b/fs/ocfs2/cluster/tcp.c
@@ -1460,27 +1460,10 @@ static void o2net_rx_until_empty(struct work_struct *work)
static int o2net_set_nodelay(struct socket *sock)
{
- int ret, val = 1;
- mm_segment_t oldfs;
+ int val = 1;
- oldfs = get_fs();
- set_fs(KERNEL_DS);
-
- /*
- * Dear unsuspecting programmer,
- *
- * Don't use sock_setsockopt() for SOL_TCP. It doesn't check its level
- * argument and assumes SOL_SOCKET so, say, your TCP_NODELAY will
- * silently turn into SO_DEBUG.
- *
- * Yours,
- * Keeper of hilariously fragile interfaces.
- */
- ret = sock->ops->setsockopt(sock, SOL_TCP, TCP_NODELAY,
- (char __user *)&val, sizeof(val));
-
- set_fs(oldfs);
- return ret;
+ return kernel_setsockopt(sock, SOL_TCP, TCP_NODELAY,
+ (void *)&val, sizeof(val));
}
static int o2net_set_usertimeout(struct socket *sock)
@@ -1488,7 +1471,7 @@ static int o2net_set_usertimeout(struct socket *sock)
int user_timeout = O2NET_TCP_USER_TIMEOUT;
return kernel_setsockopt(sock, SOL_TCP, TCP_USER_TIMEOUT,
- (char *)&user_timeout, sizeof(user_timeout));
+ (void *)&user_timeout, sizeof(user_timeout));
}
static void o2net_initialize_handshake(void)
diff --git a/net/rds/tcp.c b/net/rds/tcp.c
index a973d3b4dff0..731282fbaf58 100644
--- a/net/rds/tcp.c
+++ b/net/rds/tcp.c
@@ -84,13 +84,10 @@ static struct ctl_table rds_tcp_sysctl_table[] = {
/* doing it this way avoids calling tcp_sk() */
void rds_tcp_nonagle(struct socket *sock)
{
- mm_segment_t oldfs = get_fs();
int val = 1;
- set_fs(KERNEL_DS);
- sock->ops->setsockopt(sock, SOL_TCP, TCP_NODELAY, (char __user *)&val,
+ kernel_setsockopt(sock, SOL_TCP, TCP_NODELAY, (void *)&val,
sizeof(val));
- set_fs(oldfs);
}
u32 rds_tcp_snd_nxt(struct rds_tcp_connection *tc)
diff --git a/net/rds/tcp_send.c b/net/rds/tcp_send.c
index dcf4742083ea..52d11d7725c8 100644
--- a/net/rds/tcp_send.c
+++ b/net/rds/tcp_send.c
@@ -40,13 +40,7 @@
static void rds_tcp_cork(struct socket *sock, int val)
{
- mm_segment_t oldfs;
-
- oldfs = get_fs();
- set_fs(KERNEL_DS);
- sock->ops->setsockopt(sock, SOL_TCP, TCP_CORK, (char __user *)&val,
- sizeof(val));
- set_fs(oldfs);
+ kernel_setsockopt(sock, SOL_TCP, TCP_CORK, (void *)&val, sizeof(val));
}
void rds_tcp_xmit_path_prepare(struct rds_conn_path *cp)