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Diffstat (limited to 'net/unix/af_unix.c')
-rw-r--r--net/unix/af_unix.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index 67e87db5877f..e18ca6d9f3d4 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -646,6 +646,9 @@ static __poll_t unix_poll(struct file *, struct socket *, poll_table *);
static __poll_t unix_dgram_poll(struct file *, struct socket *,
poll_table *);
static int unix_ioctl(struct socket *, unsigned int, unsigned long);
+#ifdef CONFIG_COMPAT
+static int unix_compat_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg);
+#endif
static int unix_shutdown(struct socket *, int);
static int unix_stream_sendmsg(struct socket *, struct msghdr *, size_t);
static int unix_stream_recvmsg(struct socket *, struct msghdr *, size_t, int);
@@ -687,6 +690,9 @@ static const struct proto_ops unix_stream_ops = {
.getname = unix_getname,
.poll = unix_poll,
.ioctl = unix_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = unix_compat_ioctl,
+#endif
.listen = unix_listen,
.shutdown = unix_shutdown,
.setsockopt = sock_no_setsockopt,
@@ -710,6 +716,9 @@ static const struct proto_ops unix_dgram_ops = {
.getname = unix_getname,
.poll = unix_dgram_poll,
.ioctl = unix_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = unix_compat_ioctl,
+#endif
.listen = sock_no_listen,
.shutdown = unix_shutdown,
.setsockopt = sock_no_setsockopt,
@@ -732,6 +741,9 @@ static const struct proto_ops unix_seqpacket_ops = {
.getname = unix_getname,
.poll = unix_dgram_poll,
.ioctl = unix_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = unix_compat_ioctl,
+#endif
.listen = unix_listen,
.shutdown = unix_shutdown,
.setsockopt = sock_no_setsockopt,
@@ -2582,6 +2594,13 @@ static int unix_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
return err;
}
+#ifdef CONFIG_COMPAT
+static int unix_compat_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
+{
+ return unix_ioctl(sock, cmd, (unsigned long)compat_ptr(arg));
+}
+#endif
+
static __poll_t unix_poll(struct file *file, struct socket *sock, poll_table *wait)
{
struct sock *sk = sock->sk;