From b7058842c940ad2c08dd829b21e5c92ebe3b8758 Mon Sep 17 00:00:00 2001 From: "David S. Miller" Date: Wed, 30 Sep 2009 16:12:20 -0700 Subject: net: Make setsockopt() optlen be unsigned. This provides safety against negative optlen at the type level instead of depending upon (sometimes non-trivial) checks against this sprinkled all over the the place, in each and every implementation. Based upon work done by Arjan van de Ven and feedback from Linus Torvalds. Signed-off-by: David S. Miller --- net/bluetooth/sco.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'net/bluetooth/sco.c') diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c index 13c27f17192..77f4153bdb5 100644 --- a/net/bluetooth/sco.c +++ b/net/bluetooth/sco.c @@ -644,7 +644,7 @@ static int sco_sock_sendmsg(struct kiocb *iocb, struct socket *sock, return err; } -static int sco_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, int optlen) +static int sco_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen) { struct sock *sk = sock->sk; int err = 0; -- cgit v1.2.3