In order to add recvfrom support for io_uring, we need to call
`move_addr_to_user()` in fs/io_uring.c.
This makes `move_addr_to_user()` be a non static function so we can
call it from io_uring.
Cc: "David S. Miller" <davem@xxxxxxxxxxxxx>
Cc: Jakub Kicinski <kuba@xxxxxxxxxx>
Cc: netdev@xxxxxxxxxxxxxxx
Signed-off-by: Ammar Faizi <ammarfaizi2@xxxxxxxxx>
---
include/linux/socket.h | 2 ++
net/socket.c | 4 ++--
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/include/linux/socket.h b/include/linux/socket.h
index 8ef26d89ef49..0d0bc1ace50c 100644
--- a/include/linux/socket.h
+++ b/include/linux/socket.h
@@ -371,6 +371,8 @@ struct ucred {
#define IPX_TYPE 1
extern int move_addr_to_kernel(void __user *uaddr, int ulen, struct sockaddr_storage *kaddr);
+extern int move_addr_to_user(struct sockaddr_storage *kaddr, int klen,
+ void __user *uaddr, int __user *ulen);
extern int put_cmsg(struct msghdr*, int level, int type, int len, void *data);
struct timespec64;
diff --git a/net/socket.c b/net/socket.c
index 7f64a6eccf63..af521d351c8a 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -267,8 +267,8 @@ int move_addr_to_kernel(void __user *uaddr, int ulen, struct sockaddr_storage *k
* specified. Zero is returned for a success.
*/
-static int move_addr_to_user(struct sockaddr_storage *kaddr, int klen,
- void __user *uaddr, int __user *ulen)
+int move_addr_to_user(struct sockaddr_storage *kaddr, int klen,
+ void __user *uaddr, int __user *ulen)
{
int err;
int len;
--
2.32.0
