Re: [PATCH] misc: suppress build warning

From: Arnd Bergmann
Date: Thu Dec 04 2014 - 09:59:35 EST


On Thursday 04 December 2014 14:38:30 Lad, Prabhakar wrote:
> this patch fixes following build warning:
>
> drivers/misc/ioc4.c: In function âioc4_probeâ:
> drivers/misc/ioc4.c:194:16: warning: âstartâ may be used uninitialized in this function [-Wmaybe-uninitialized]
> period = (end - start) /
> ^
> drivers/misc/ioc4.c:148:11: note: âstartâ was declared here
> uint64_t start, end, period;
>
> Signed-off-by: Lad, Prabhakar <prabhakar.csengg@xxxxxxxxx>

Please explain why the compiler thinks there is a bug, why you
are sure that there isn't, and why you picked '0' as the
initialization value.

Arnd
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/