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authorArnd Bergmann <arnd@arndb.de>2019-03-14 13:44:52 +0100
committerArnd Bergmann <arnd@arndb.de>2019-10-23 17:23:44 +0200
commit7d60a7a6cd04c34014e763b5d7ed35d6366e42aa (patch)
treead1caa961fa3143366e8fb3e376d0683dc6da408 /net/bluetooth
parent5565a3cac5038561155e57451604fce2b5eb4dd7 (diff)
compat_ioctl: move rfcomm handlers into driver
All these ioctl commands are compatible, so we can handle them with a trivial wrapper in rfcomm/sock.c and remove the listing in fs/compat_ioctl.c. Acked-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'net/bluetooth')
-rw-r--r--net/bluetooth/rfcomm/sock.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c
index 90bb53aa4bee..b4eaf21360ef 100644
--- a/net/bluetooth/rfcomm/sock.c
+++ b/net/bluetooth/rfcomm/sock.c
@@ -24,7 +24,7 @@
/*
* RFCOMM sockets.
*/
-
+#include <linux/compat.h>
#include <linux/export.h>
#include <linux/debugfs.h>
#include <linux/sched/signal.h>
@@ -909,6 +909,13 @@ static int rfcomm_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned lon
return err;
}
+#ifdef CONFIG_COMPAT
+static int rfcomm_sock_compat_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
+{
+ return rfcomm_sock_ioctl(sock, cmd, (unsigned long)compat_ptr(arg));
+}
+#endif
+
static int rfcomm_sock_shutdown(struct socket *sock, int how)
{
struct sock *sk = sock->sk;
@@ -1042,7 +1049,10 @@ static const struct proto_ops rfcomm_sock_ops = {
.gettstamp = sock_gettstamp,
.poll = bt_sock_poll,
.socketpair = sock_no_socketpair,
- .mmap = sock_no_mmap
+ .mmap = sock_no_mmap,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = rfcomm_sock_compat_ioctl,
+#endif
};
static const struct net_proto_family rfcomm_sock_family_ops = {