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Re: [PATCH] clocksource/drivers: fix uninitialized variable use in timer_of_init

From Daniel Lezcano <daniel.lezcano@linaro.org>
Newsgroups linux.kernel
Subject Re: [PATCH] clocksource/drivers: fix uninitialized variable use in timer_of_init
Date 2017-06-22 09:10 +0200
Message-ID <tV4pA-1l7-15@gated-at.bofh.it> (permalink)
References <tUVPk-3BI-19@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On 21/06/2017 23:49, Arnd Bergmann wrote:
> If none of the flags are set, 'ret' is uninitialized as pointed out
> by gcc:
> 
> drivers/clocksource/timer-of.c: In function 'timer_of_init':
> drivers/clocksource/timer-of.c:160:9: error: 'ret' may be used uninitialized in this function [-Werror=maybe-uninitialized]
> 
> Since calling the function without any of the flags is an error,
> set the return value to -EINVAL for that case.
> 
> Fixes: dc11bae78529 ("clocksource/drivers: Add timer-of common init routine")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> ---

Thanks for the fix!



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[PATCH] clocksource/drivers: fix uninitialized variable use in timer_of_init Arnd Bergmann <arnd@arndb.de> - 2017-06-22 00:00 +0200
  [tip:timers/core] clocksource/drivers: Fix uninitialized variable  use in timer_of_init tip-bot for Arnd Bergmann <tipbot@zytor.com> - 2017-06-22 00:10 +0200
  Re: [PATCH] clocksource/drivers: fix uninitialized variable use in  timer_of_init Daniel Lezcano <daniel.lezcano@linaro.org> - 2017-06-22 09:10 +0200

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