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Date: Tue, 22 Nov 2022 11:11:56 +0300
From: Dan Carpenter <error27@gmail.com>
To: Wolfram Sang <wsa-dev@sang-engineering.com>
Cc: oe-kbuild@lists.linux.dev, lkp@intel.com, oe-kbuild-all@lists.linux.dev,
	Ulf Hansson <ulf.hansson@linaro.org>
Subject: Re: [linux-next:master 8444/9537]
 drivers/mmc/host/renesas_sdhi_internal_dmac.c:327
 renesas_sdhi_internal_dmac_dma_irq() warn: set_bit() takes a bit number
Message-ID: <Y3yETLzmBhjVeOr/@kadam>
References: <202211220405.lg7LeBgb-lkp@intel.com>
 <Y3x3RvDIviaKvni/@shikoro>
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In-Reply-To: <Y3x3RvDIviaKvni/@shikoro>

On Tue, Nov 22, 2022 at 08:16:22AM +0100, Wolfram Sang wrote:
> 
> > This is like doing dma_priv->end_flags = BIT(BIT(x));  Double BIT().
> 
> Eeks, right! Thank you for reporting, I will send a fix!
> 

These warnings are normally harmless because people write consistent
code (not mixing test_bit() with open coding).  Also people don't go
over BIT(6), otherwise they detect it on their own by testing.

regards,
dan carpenter