Re: [PATCH v2 1/2] soc: qcom: geni: Don't ignore clk_round_rate() errors in geni_se_clk_tbl_get()

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Hi

On Thu, Sep 6, 2018 at 3:35 PM, kbuild test robot <lkp@xxxxxxxxx> wrote:
> Hi Douglas,
>
> Thank you for the patch! Perhaps something to improve:
>
> [auto build test WARNING on agross/for-next]
> [also build test WARNING on v4.19-rc2 next-20180906]
> [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
>
> url:    https://github.com/0day-ci/linux/commits/Douglas-Anderson/soc-qcom-geni-Don-t-ignore-clk_round_rate-errors-in-geni_se_clk_tbl_get/20180907-045155
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/agross/linux.git for-next
> config: i386-allmodconfig (attached as .config)
> compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
> reproduce:
>         # save the attached .config to linux build tree
>         make ARCH=i386
>
> Note: it may well be a FALSE warning. FWIW you are at least aware of it now.
> http://gcc.gnu.org/wiki/Better_Uninitialized_Warnings
>
> All warnings (new ones prefixed by >>):
>
>    drivers/soc/qcom/qcom-geni-se.c: In function 'geni_se_clk_tbl_get':
>>> drivers/soc/qcom/qcom-geni-se.c:531:39: warning: 'freq' may be used uninitialized in this function [-Wmaybe-uninitialized]
>       freq = clk_round_rate(se->clk, freq + 1);
>                                      ~~~~~^~~

Oh crud.  Yeah.  ...so v1 was right after all.  :(

-Doug



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