+Eric
Hi Stephen,
On Mon, 12 Dec 2016 08:39:44 +1100
Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> wrote:
> Hi all,
>
> After merging the clk tree, today's linux-next build (arm
> multi_v7_defconfig) produced this warning:
>
> drivers/clk/bcm/clk-bcm2835.c: In function 'bcm2835_clock_determine_rate':
> drivers/clk/bcm/clk-bcm2835.c:1069:18: warning: 'best_rate' may be used uninitialized in this function [-Wmaybe-uninitialized]
> *prate = curdiv * best_rate;
> ^
> drivers/clk/bcm/clk-bcm2835.c:1032:16: note: 'best_rate' was declared here
> unsigned long best_rate;
> ^
>
> Introduced by commit
>
> 155e8b3b0ee3 ("clk: bcm: Support rate change propagation on bcm2835 clocks")
>
Thanks for the report (I just sent a patch fixing this warning).
May I ask which toolchain you're using, because my gcc failed to detect
this uninitialized variable (and this is not the first time I have this
problem).
Regards,
Boris
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