Re: [CHECKER] 30 potential dereference of user-pointer errors

From: Junfeng Yang (yjf@stanford.edu)
Date: Sun Apr 27 2003 - 20:55:30 EST


hi

sorry the net/ipv4 warning is a false posiglve. i just checked this
warning again. CMSG_DATA(cmsg) is passed into ip_options_get with param
"user" == 0. our checker didn't figure out that "user" == 0 implied that
the CMSG_DATA(cmsg) was a kernel pointer.

-Junfeng

On Sun, 27 Apr 2003, James Morris wrote:

> On Fri, 25 Apr 2003, Junfeng Yang wrote:
>
> > Where bugs occur:
> >
> > net/ipv4/ip_sockglue.c
>
> Which kernel version is this for?
>
>
> - James
> --
> James Morris
> <jmorris@intercode.com.au>
>

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