SRU reguest for LP#249340

[Tim Gardner]

Stefan Bader wrote:
> https://bugs.launchpad.net/ubuntu/+source/linux-source-2.6.22/+bug/249340
> 
> Applicable: Gutsy only
> 
> SRU justification:
> 
> Impact: The patch used to fix (CVE-2008-0598) mm: trim more holes
> 65e5414318c0af67e05d84664d5de3d9685c16be (gutsy) accidentally dropped a change
> that fixed a endless loop in buffered write. This causes upgrades from gutsy to
> hardy (and probably other rare cases) to hang.
> 
> Fix: Re-add the special case for 0 bytes copied when a zero length segment was
> encountered.
> 
> Testcase: Verified on a virtual machine. Without the patch the upgrade will
> hang, with this fix it will be sucessfull.
> 

ACK
-- 
Tim Gardner tim.gardner at canonical.com