netdev - [PATCH 03/21] userns: Convert sock_i_uid to return a kuid

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Message-Id: <1344889115-21610-3-git-send-email-ebiederm@xmission.com>
Date:	Mon, 13 Aug 2012 13:18:17 -0700
From:	"Eric W. Biederman" <ebiederm@...ssion.com>
To:	<netdev@...r.kernel.org>
Cc:	<linux-kernel@...r.kernel.org>,
	<containers@...ts.linux-foundation.org>,
	David Miller <davem@...emloft.net>,
	Serge Hallyn <serge@...lyn.com>,
	"Eric W. Biederman" <ebiederm@...ssion.com>
Subject: [PATCH 03/21] userns: Convert sock_i_uid to return a kuid_t

From: "Eric W. Biederman" <ebiederm@...ssion.com>

Acked-by: Serge Hallyn <serge.hallyn@...onical.com>
Signed-off-by: Eric W. Biederman <ebiederm@...ssion.com>
---
 include/net/sock.h |    2 +-
 net/core/sock.c    |    6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/include/net/sock.h b/include/net/sock.h
index b373023..65c3d62 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1668,7 +1668,7 @@ static inline void sock_graft(struct sock *sk, struct socket *parent)
 	write_unlock_bh(&sk->sk_callback_lock);
 }
 
-extern int sock_i_uid(struct sock *sk);
+extern kuid_t sock_i_uid(struct sock *sk);
 extern unsigned long sock_i_ino(struct sock *sk);
 
 static inline struct dst_entry *
diff --git a/net/core/sock.c b/net/core/sock.c
index 9c7fe4f..5c6a435 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1526,12 +1526,12 @@ void sock_edemux(struct sk_buff *skb)
 }
 EXPORT_SYMBOL(sock_edemux);
 
-int sock_i_uid(struct sock *sk)
+kuid_t sock_i_uid(struct sock *sk)
 {
-	int uid;
+	kuid_t uid;
 
 	read_lock_bh(&sk->sk_callback_lock);
-	uid = sk->sk_socket ? SOCK_INODE(sk->sk_socket)->i_uid : 0;
+	uid = sk->sk_socket ? SOCK_INODE(sk->sk_socket)->i_uid : GLOBAL_ROOT_UID;
 	read_unlock_bh(&sk->sk_callback_lock);
 	return uid;
 }
-- 
1.7.5.4

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