From 91f514e41310363313cdaaed929d201d2a689b8e Mon Sep 17 00:00:00 2001
From: Dmitry Chagin <dchagin@FreeBSD.org>
Date: Tue, 8 Mar 2016 15:55:43 +0000
Subject: [PATCH] Does not leak fp. While here remove bogus cast of fp->f_data.

MFC after:	1 week
---
 sys/compat/linux/linux_socket.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/sys/compat/linux/linux_socket.c b/sys/compat/linux/linux_socket.c
index 80dab32530d..ff99bbde6fc 100644
--- a/sys/compat/linux/linux_socket.c
+++ b/sys/compat/linux/linux_socket.c
@@ -803,9 +803,12 @@ linux_accept_common(struct thread *td, int s, l_uintptr_t addr,
 			error1 = getsock_cap(td, s, &rights, &fp, NULL);
 			if (error1 != 0)
 				return (error1);
-			so = (struct socket *)fp->f_data;
-			if (so->so_type == SOCK_DGRAM)
+			so = fp->f_data;
+			if (so->so_type == SOCK_DGRAM) {
+				fdrop(fp, td);
 				return (EOPNOTSUPP);
+			}
+			fdrop(fp, td);
 		}
 		return (error);
 	}