Re: [PATCH] fix uninitialized string in get_model_name()

From: Stephane Eranian <>
Date: 2006-12-02 07:45:32
On Fri, Dec 01, 2006 at 09:15:05AM -0800, Luck, Tony wrote:
> > If ia64_pal_get_brand_info() fails in get_model_name() we may be copying
> > an invalid string.
> I'm not sure I see how.  If ia64_pal_get_brand_info() succeeds, it returns
> 0, and must have copied a brand string to brand[].  If it fails (returns non-zero)
> we look family and model and fill in brand[] with something.
Ah, yes, now I see that my logic was wrong on the return value of
ia64_pal_get_brand_info(), so I think the code is fine.

> Ahh ... do you have a Montecito with some pre-production PAL that
> doesn't implement PAL_GET_BRAND_INFO?  That could mess up as we
> don't cover family == 0x20 inside the 'if' statement (as I thought
> that this PAL call was implemented early enough in Montecito that
> everyone would have it).

This can be a problem.

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Received on Sat Dec 02 07:46:19 2006

This archive was generated by hypermail 2.1.8 : 2006-12-02 07:46:44 EST