Re: [PATCH] Compile warning because of an uninitialized variable

From: Dave Jones
Date: Fri May 19 2006 - 00:06:37 EST

On Thu, May 18, 2006 at 11:49:25PM -0400, Stephane Ouellette wrote:
> Folks,
> gcc generates a warning because of an uninitialized variable in
> arch/i386/kernel/cpu/transmeta.c.
> The variable "cpu_freq" is initialized by a call to cpuid(). The following
> patch fixes the warning.

This is a gcc bug. The variable is passed by reference
to a function where the assignment is made.
The second time it's used, if that > 80860002 condition
is satisfied, we *must* have satisfied the previous
check where we made the assignment, as 'max' hasn't changed
between the two checks.


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