[PATCH 10/10] kill kernel_sock_ioctl()

From: Al Viro
Date: Thu Jan 18 2018 - 14:38:34 EST


From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>

no users since 2014

Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
---
include/linux/net.h | 1 -
net/socket.c | 13 -------------
2 files changed, 14 deletions(-)

diff --git a/include/linux/net.h b/include/linux/net.h
index caeb159abda5..68acc54976bf 100644
--- a/include/linux/net.h
+++ b/include/linux/net.h
@@ -306,7 +306,6 @@ int kernel_sendpage(struct socket *sock, struct page *page, int offset,
size_t size, int flags);
int kernel_sendpage_locked(struct sock *sk, struct page *page, int offset,
size_t size, int flags);
-int kernel_sock_ioctl(struct socket *sock, int cmd, unsigned long arg);
int kernel_sock_shutdown(struct socket *sock, enum sock_shutdown_cmd how);

/* Routine returns the IP overhead imposed by a (caller-protected) socket. */
diff --git a/net/socket.c b/net/socket.c
index 982e9585fa31..3184573f58df 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -3254,19 +3254,6 @@ int kernel_sendpage_locked(struct sock *sk, struct page *page, int offset,
}
EXPORT_SYMBOL(kernel_sendpage_locked);

-int kernel_sock_ioctl(struct socket *sock, int cmd, unsigned long arg)
-{
- mm_segment_t oldfs = get_fs();
- int err;
-
- set_fs(KERNEL_DS);
- err = sock->ops->ioctl(sock, cmd, arg);
- set_fs(oldfs);
-
- return err;
-}
-EXPORT_SYMBOL(kernel_sock_ioctl);
-
int kernel_sock_shutdown(struct socket *sock, enum sock_shutdown_cmd how)
{
return sock->ops->shutdown(sock, how);
--
2.11.0