[Maverick SRU] intel_ips: potential null dereference

[Brad Figg]

On 10/13/2010 02:03 AM, AceLan Kao wrote:
> SRU Justification:
>
> Impact: There is a potential NULL pointer dereference bug in the intel_ips
> module, once it happens, system will encounter an OOPS and prevent system
> from entering X window.
>
> Fix: Prevent the NULL pointer to be used, if no CPUID matches.
>
> Testcase: With the patch, the system can boot into X window without any error
> msg, or user will get a black and blank screen.
>
> The bug reporter and I can confirm this patch fixed the problem.
>
> BugLink: https://bugs.launchpad.net/linux/+bug/648631
>
> The following changes since commit 37ee3e07049bb895e3a6dd852537e6eecf08f9e9:
>
>    Linux 2.6.35.7 (2010-10-11 13:43:46 -0700)
>
> are available in the git repository at:
>    git://kernel.ubuntu.com/acelan/ubuntu-maverick.git lp648631
>
> Dan Carpenter (1):
>        intel_ips: potential null dereference
>
>   drivers/platform/x86/intel_ips.c |    4 +++-
>   1 files changed, 3 insertions(+), 1 deletions(-)
>

Acked-by: Brad Figg <brad.figg at canonical.com>

-- 
Brad Figg brad.figg at canonical.com http://www.canonical.com