RE: [PATCH] ahci: qoriq: fixed using uninitialized variable warnings

From: Yuantian Tang
Date: Sun Sep 13 2015 - 23:17:58 EST


Hello Tejun,

The toolchain I used is:
gcc version 4.8.3 20140401 (prerelease) (Linaro GCC 4.8-2014.04)

I have not found this warning using this tool chain with -Wuninitialized flag.

Regards,
Yuantian

> -----Original Message-----
> From: Tejun Heo [mailto:htejun@xxxxxxxxx] On Behalf Of Tejun Heo
> Sent: Friday, September 11, 2015 9:55 PM
> To: Tang Yuantian-B29983 <Yuantian.Tang@xxxxxxxxxxxxx>
> Cc: hdegoede@xxxxxxxxxx; linux-ide@xxxxxxxxxxxxxxx; linux-
> kernel@xxxxxxxxxxxxxxx; devicetree@xxxxxxxxxxxxxxx; Fengguang Wu
> <fengguang.wu@xxxxxxxxx>
> Subject: Re: [PATCH] ahci: qoriq: fixed using uninitialized variable warnings
>
> Hello, Yuantian.
>
> On Fri, Sep 11, 2015 at 05:27:25AM +0000, Yuantian Tang wrote:
> > Hi Tejun,
> >
> > Could you please take the version 1 patch?
> > The version 2 patch can't address these warnings, and the version 1 can
> definitely remove them.
> > In this case, that would cause any hidden bugs, so no worries.
>
> Ugh... I really hate changes which are made to just work around compiler
> silliness. If this is something which goes away with newer gcc, Fengguang can
> just make it as a known false positive. Yuantian, which compiler are you
> using?
>
> Thanks.
>
> --
> tejun
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