From: Peter Korsgaard <peter@korsgaard.com>
To: Arnd Bergmann <arnd@kernel.org>
Cc: "Vinod Koul" <vkoul@kernel.org>,
"Andreas Färber" <afaerber@suse.de>,
"Manivannan Sadhasivam" <manivannan.sadhasivam@linaro.org>,
"Nathan Chancellor" <nathan@kernel.org>,
"Arnd Bergmann" <arnd@arndb.de>,
"Nick Desaulniers" <ndesaulniers@google.com>,
"Bill Wendling" <morbo@google.com>,
"Justin Stitt" <justinstitt@google.com>,
"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>,
"Randy Dunlap" <rdunlap@infradead.org>,
"Rob Herring" <robh@kernel.org>,
"Zhang Jianhua" <chris.zjh@huawei.com>,
dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-actions@lists.infradead.org, linux-kernel@vger.kernel.org,
llvm@lists.linux.dev
Subject: Re: [PATCH] dmaengine: owl: fix register access functions
Date: Fri, 22 Mar 2024 14:36:29 +0100 [thread overview]
Message-ID: <87o7b62xsy.fsf@48ers.dk> (raw)
In-Reply-To: <20240322132116.906475-1-arnd@kernel.org> (Arnd Bergmann's message of "Fri, 22 Mar 2024 14:21:07 +0100")
>>>>> "Arnd" == Arnd Bergmann <arnd@kernel.org> writes:
> From: Arnd Bergmann <arnd@arndb.de>
> When building with 'make W=1', clang notices that the computed register
> values are never actually written back but instead the wrong variable
> is set:
> drivers/dma/owl-dma.c:244:6: error: variable 'regval' set but not used [-Werror,-Wunused-but-set-variable]
> 244 | u32 regval;
> | ^
> drivers/dma/owl-dma.c:268:6: error: variable 'regval' set but not used [-Werror,-Wunused-but-set-variable]
> 268 | u32 regval;
> | ^
> Change these to what was most likely intended.
> Fixes: 47e20577c24d ("dmaengine: Add Actions Semi Owl family S900 DMA driver")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Good catch!
Reviewed-by: Peter Korsgaard <peter@korsgaard.com>
--
Bye, Peter Korsgaard
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next prev parent reply other threads:[~2024-03-22 13:37 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-03-22 13:21 [PATCH] dmaengine: owl: fix register access functions Arnd Bergmann
2024-03-22 13:36 ` Peter Korsgaard [this message]
2024-03-22 14:32 ` Manivannan Sadhasivam
2024-03-28 7:39 ` Vinod Koul
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