Messages in this thread | | | Date | Thu, 8 Sep 2005 11:01:15 +1000 | From | Stephen Rothwell <> | Subject | Re: [PATCH] ppc64: iSeries early printk breakage |
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On Wed, 7 Sep 2005 06:04:36 -0500 Milton Miller <miltonm@bga.com> wrote: > > Does anything actually break without this patch?
Yes, an iSeries box will not boot.
> My reading of unregister_console says we will acquire > the console semaphore, walk the list, fail to find the > console, relase the semaphore, and return.
Consider the case that console_drivers == NULL (because we have never called register_console). unregister_console dereferences console_drivers ...
-- Cheers, Stephen Rothwell sfr@canb.auug.org.au http://www.canb.auug.org.au/~sfr/ [unhandled content-type:application/pgp-signature] | |