Re: [Compile Warning] 2.6.30-rc8 build

From: Alan Cox
Date: Fri Jun 05 2009 - 14:00:47 EST


On Fri, 5 Jun 2009 11:43:03 -0500
"Michael S. Zick" <lkml@xxxxxxxxxxxx> wrote:

> Group,
>
> To my reading of the function, I think gcc has a point:
>
> drivers/serial/8250.c: In function 'serial8250_shutdown':
> drivers/serial/8250.c:1685: warning: 'i' may be used uninitialized in this function
>
> It does read as if the code might try to initialize
> the 'lock' field of a null pointer.
>
> Suggestions?

Newer gcc ? At least current gcc appears to correctly deduce the code is
safe.

Alan
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