From 326be7b484843988afe57566b627fb7a70beac56 Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sun, 13 Mar 2011 17:08:22 -0400
Subject: Allow passing O_PATH descriptors via SCM_RIGHTS datagrams

Just need to make sure that AF_UNIX garbage collector won't
confuse O_PATHed socket on filesystem for real AF_UNIX opened
socket.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 net/core/scm.c     | 2 +-
 net/unix/garbage.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

(limited to 'net')

diff --git a/net/core/scm.c b/net/core/scm.c
index bbe454450801..4c1ef026d695 100644
--- a/net/core/scm.c
+++ b/net/core/scm.c
@@ -95,7 +95,7 @@ static int scm_fp_copy(struct cmsghdr *cmsg, struct scm_fp_list **fplp)
 		int fd = fdp[i];
 		struct file *file;
 
-		if (fd < 0 || !(file = fget(fd)))
+		if (fd < 0 || !(file = fget_raw(fd)))
 			return -EBADF;
 		*fpp++ = file;
 		fpl->count++;
diff --git a/net/unix/garbage.c b/net/unix/garbage.c
index f89f83bf828e..b6f4b994eb35 100644
--- a/net/unix/garbage.c
+++ b/net/unix/garbage.c
@@ -104,7 +104,7 @@ struct sock *unix_get_socket(struct file *filp)
 	/*
 	 *	Socket ?
 	 */
-	if (S_ISSOCK(inode->i_mode)) {
+	if (S_ISSOCK(inode->i_mode) && !(filp->f_mode & FMODE_PATH)) {
 		struct socket *sock = SOCKET_I(inode);
 		struct sock *s = sock->sk;
 
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