linux-kernel - [PATCH] misannotation in pppol2tp

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Date:	Thu, 26 Jul 2007 17:35:09 +0100
From:	Al Viro <viro@....linux.org.uk>
To:	torvalds@...ux-foundation.org
Cc:	linux-kernel@...r.kernel.org, jchapman@...alix.com,
	davem@...eloft.net
Subject: [PATCH] misannotation in pppol2tp


Address of auto variable is not a userland pointer.  A good thing, too,
since if pppol2tp_tunnel_getsockopt() would _really_ get a userland pointer
as argument, it would be an instant roothole...

Signed-off-by: Al Viro <viro@...iv.linux.org.uk>
---
 drivers/net/pppol2tp.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/pppol2tp.c b/drivers/net/pppol2tp.c
index f871760..266e8b3 100644
--- a/drivers/net/pppol2tp.c
+++ b/drivers/net/pppol2tp.c
@@ -2054,7 +2054,7 @@ end:
  */
 static int pppol2tp_tunnel_getsockopt(struct sock *sk,
 				      struct pppol2tp_tunnel *tunnel,
-				      int optname, int __user *val)
+				      int optname, int *val)
 {
 	int err = 0;
 
@@ -2077,7 +2077,7 @@ static int pppol2tp_tunnel_getsockopt(struct sock *sk,
  */
 static int pppol2tp_session_getsockopt(struct sock *sk,
 				       struct pppol2tp_session *session,
-				       int optname, int __user *val)
+				       int optname, int *val)
 {
 	int err = 0;
 
-- 
1.5.3.GIT


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