Re: [PATCH 3/8] Bluetooth: Validate PSM values in calls to connect() and bind().

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Hi Mat,

* Marcel Holtmann <marcel@xxxxxxxxxxxx> [2010-08-02 12:39:51 -0700]:

> Hi Mat,
> 
> > Signed-off-by: Mat Martineau <mathewm@xxxxxxxxxxxxxx>
> > ---
> >  net/bluetooth/l2cap.c |   12 ++++++++++++
> >  1 files changed, 12 insertions(+), 0 deletions(-)
> > 
> > diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
> > index aed72f2..44bc6ee 100644
> > --- a/net/bluetooth/l2cap.c
> > +++ b/net/bluetooth/l2cap.c
> > @@ -1008,6 +1008,12 @@ static int l2cap_sock_bind(struct socket *sock, struct sockaddr *addr, int alen)
> >  		goto done;
> >  	}
> >  
> > +	/* If specified, PSM must be odd and lsb of upper byte must be 0 */
> > +	if (la.l2_psm && (__le16_to_cpu(la.l2_psm) & 0x0101) != 0x0001) {
> > +		err = -EINVAL;
> > +		goto done;
> > +	}
> > +
> 
> this was a nice feature of L2CAP in BlueZ actually ;)

And please add a commit message for this patch.


-- 
Gustavo F. Padovan
http://padovan.org
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