1 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/net.h b/include/linux/net.h
index e9ac2df079ba..99276c3dc89a 100644
--- a/include/linux/net.h
+++ b/include/linux/net.h
@@ -72,6 +72,7 @@ struct net;
 #define SOCK_NOSPACE            2
 #define SOCK_PASSCRED           3
 #define SOCK_PASSSEC            4
+#define SOCK_EXTERNALLY_ALLOCATED 5
 
 #ifndef ARCH_HAS_SOCKET_TYPES
 /**
@@ -247,6 +248,7 @@ extern int	     sock_recvmsg(struct socket *sock, struct msghdr *msg,
                                   size_t size, int flags);
 extern int           sock_map_fd(struct socket *sock, int flags);
 extern struct socket *sockfd_lookup(int fd, int *err);
+extern struct socket *sock_from_file(struct file *file, int *err);
 #define              sockfd_put(sock) fput(sock->file)
 extern int           net_ratelimit(void);