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From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Nathan Chancellor <nathan@kernel.org>
Cc: Yangtao Li <frank.li@vivo.com>,
	Kyungmin Park <kyungmin.park@samsung.com>,
	Richard Weinberger <richard@nod.at>,
	Vignesh Raghavendra <vigneshr@ti.com>,
	linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org,
	llvm@lists.linux.dev
Subject: Re: [PATCH 12/18] mtd: nand: omap: Use devm_platform_get_and_ioremap_resource()
Date: Sat, 15 Jul 2023 18:06:46 +0200	[thread overview]
Message-ID: <20230715180646.32a764d7@xps-13> (raw)
In-Reply-To: <20230714152701.GA1300718@dev-arch.thelio-3990X>

Hi Nathan,

nathan@kernel.org wrote on Fri, 14 Jul 2023 08:27:01 -0700:

> On Thu, Jul 13, 2023 at 09:57:51AM +0200, Miquel Raynal wrote:
> > On Fri, 2023-07-07 at 04:06:16 UTC, Yangtao Li wrote:  
> > > Convert platform_get_resource(), devm_ioremap_resource() to a single
> > > call to devm_platform_get_and_ioremap_resource(), as this is exactly
> > > what this function does.
> > > 
> > > Signed-off-by: Yangtao Li <frank.li@vivo.com>  
> > 
> > Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next, thanks.  
> 
> Please apply the updated version at [1], the current version is
> obviously not correct, as clang points out in next-20230714:

I will replace the first version by the corrected one.

> 
>   drivers/mtd/nand/onenand/onenand_omap2.c:470:2: warning: variable 'c' is uninitialized when used here [-Wuninitialized]
>     470 |         c->onenand.base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
>         |         ^
>   drivers/mtd/nand/onenand/onenand_omap2.c:465:25: note: initialize the variable 'c' to silence this warning
>     465 |         struct omap2_onenand *c;
>         |                                ^
>         |                                 = NULL
>   1 warning generated.
> 
> KernelCI also reported this at [2]. I apologize if this has already been
> reported or fixed locally, I did not see your branch updated.
> 
> [1]: https://lore.kernel.org/20230713104422.29222-1-frank.li@vivo.com/
> [2]: https://lore.kernel.org/64b137dc.170a0220.b8a13.feee@mx.google.com/
> 
> Cheers,
> Nathan


Thanks,
Miquèl

______________________________________________________
Linux MTD discussion mailing list
http://lists.infradead.org/mailman/listinfo/linux-mtd/

WARNING: multiple messages have this Message-ID (diff)
From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Nathan Chancellor <nathan@kernel.org>
Cc: Yangtao Li <frank.li@vivo.com>,
	Kyungmin Park <kyungmin.park@samsung.com>,
	Richard Weinberger <richard@nod.at>,
	Vignesh Raghavendra <vigneshr@ti.com>,
	linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org,
	llvm@lists.linux.dev
Subject: Re: [PATCH 12/18] mtd: nand: omap: Use devm_platform_get_and_ioremap_resource()
Date: Sat, 15 Jul 2023 18:06:46 +0200	[thread overview]
Message-ID: <20230715180646.32a764d7@xps-13> (raw)
In-Reply-To: <20230714152701.GA1300718@dev-arch.thelio-3990X>

Hi Nathan,

nathan@kernel.org wrote on Fri, 14 Jul 2023 08:27:01 -0700:

> On Thu, Jul 13, 2023 at 09:57:51AM +0200, Miquel Raynal wrote:
> > On Fri, 2023-07-07 at 04:06:16 UTC, Yangtao Li wrote:  
> > > Convert platform_get_resource(), devm_ioremap_resource() to a single
> > > call to devm_platform_get_and_ioremap_resource(), as this is exactly
> > > what this function does.
> > > 
> > > Signed-off-by: Yangtao Li <frank.li@vivo.com>  
> > 
> > Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next, thanks.  
> 
> Please apply the updated version at [1], the current version is
> obviously not correct, as clang points out in next-20230714:

I will replace the first version by the corrected one.

> 
>   drivers/mtd/nand/onenand/onenand_omap2.c:470:2: warning: variable 'c' is uninitialized when used here [-Wuninitialized]
>     470 |         c->onenand.base = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
>         |         ^
>   drivers/mtd/nand/onenand/onenand_omap2.c:465:25: note: initialize the variable 'c' to silence this warning
>     465 |         struct omap2_onenand *c;
>         |                                ^
>         |                                 = NULL
>   1 warning generated.
> 
> KernelCI also reported this at [2]. I apologize if this has already been
> reported or fixed locally, I did not see your branch updated.
> 
> [1]: https://lore.kernel.org/20230713104422.29222-1-frank.li@vivo.com/
> [2]: https://lore.kernel.org/64b137dc.170a0220.b8a13.feee@mx.google.com/
> 
> Cheers,
> Nathan


Thanks,
Miquèl

  reply	other threads:[~2023-07-15 16:07 UTC|newest]

Thread overview: 99+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-07  4:06 [PATCH 01/18] mtd: rawnand: sunxi: Use devm_platform_get_and_ioremap_resource() Yangtao Li
2023-07-07  4:06 ` Yangtao Li
2023-07-07  4:06 ` Yangtao Li
2023-07-07  4:06 ` [PATCH 02/18] mtd: rawnand: lpc32xx_slc: " Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-13  7:58   ` Miquel Raynal
2023-07-13  7:58     ` Miquel Raynal
2023-07-13  7:58     ` Miquel Raynal
2023-07-07  4:06 ` [PATCH 03/18] mtd: rawnand: mxc: Convert to devm_platform_ioremap_resource() Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-13  7:58   ` Miquel Raynal
2023-07-13  7:58     ` Miquel Raynal
2023-07-07  4:06 ` [PATCH 04/18] mtd: rawnand: sh_flctl: Use devm_platform_get_and_ioremap_resource() Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-13  7:58   ` Miquel Raynal
2023-07-13  7:58     ` Miquel Raynal
2023-07-07  4:06 ` [PATCH 05/18] mtd: rawnand: omap2: " Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-13  7:58   ` Miquel Raynal
2023-07-13  7:58     ` Miquel Raynal
2023-07-07  4:06 ` [PATCH 06/18] mtd: rawnand: stm32_fmc2: " Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-13  7:58   ` Miquel Raynal
2023-07-13  7:58     ` Miquel Raynal
2023-07-13  7:58     ` Miquel Raynal
2023-07-07  4:06 ` [PATCH 07/18] mtd: rawnand: lpc32xx_mlc: " Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-13  7:58   ` Miquel Raynal
2023-07-13  7:58     ` Miquel Raynal
2023-07-13  7:58     ` Miquel Raynal
2023-07-07  4:06 ` [PATCH 08/18] mtd: rawnand: fsl_upm: " Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-13  7:58   ` Miquel Raynal
2023-07-13  7:58     ` Miquel Raynal
2023-07-07  4:06 ` [PATCH 09/18] mtd: rawnand: davinci: Convert to devm_platform_ioremap_resource() Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-12 12:09   ` Miquel Raynal
2023-07-12 12:09     ` Miquel Raynal
2023-07-13  8:14     ` Yangtao Li
2023-07-13  8:14       ` Yangtao Li
2023-07-13  8:26     ` Yangtao Li
2023-07-13  8:26       ` Yangtao Li
2023-07-07  4:06 ` [PATCH 10/18] mtd: rawnand: atmel: Use devm_platform_get_and_ioremap_resource() Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-13  7:57   ` Miquel Raynal
2023-07-13  7:57     ` Miquel Raynal
2023-07-13  7:57     ` Miquel Raynal
2023-07-07  4:06 ` [PATCH 11/18] mtd: nand: samsung: Convert to devm_platform_ioremap_resource() and devm_platform_get_and_ioremap_resource() Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-13  7:57   ` Miquel Raynal
2023-07-13  7:57     ` Miquel Raynal
2023-07-07  4:06 ` [PATCH 12/18] mtd: nand: omap: Use devm_platform_get_and_ioremap_resource() Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-13  7:57   ` Miquel Raynal
2023-07-13  7:57     ` Miquel Raynal
2023-07-14 15:27     ` Nathan Chancellor
2023-07-14 15:27       ` Nathan Chancellor
2023-07-15 16:06       ` Miquel Raynal [this message]
2023-07-15 16:06         ` Miquel Raynal
2023-07-07  4:06 ` [PATCH 13/18] mtd: plat-ram: " Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-12 14:13   ` Miquel Raynal
2023-07-12 14:13     ` Miquel Raynal
2023-07-07  4:06 ` [PATCH 14/18] mtd: lantiq-flash: " Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-12 14:13   ` Miquel Raynal
2023-07-12 14:13     ` Miquel Raynal
2023-07-07  4:06 ` [PATCH 15/18] mtd: lpddr2_nvm: Convert to devm_platform_ioremap_resource() Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-12 14:13   ` Miquel Raynal
2023-07-12 14:13     ` Miquel Raynal
2023-07-07  4:06 ` [PATCH 16/18] mtd: st_spi_fsm: " Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-12 14:13   ` Miquel Raynal
2023-07-12 14:13     ` Miquel Raynal
2023-07-07  4:06 ` [PATCH 17/18] mtd: spear_smi: " Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-12 14:13   ` Miquel Raynal
2023-07-12 14:13     ` Miquel Raynal
2023-07-07  4:06 ` [PATCH 18/18] mtd: physmap-core: Use devm_platform_get_and_ioremap_resource() Yangtao Li
2023-07-07  4:06   ` Yangtao Li
2023-07-12 14:13   ` Miquel Raynal
2023-07-12 14:13     ` Miquel Raynal
2023-07-11 18:23 ` [PATCH 01/18] mtd: rawnand: sunxi: " Jernej Škrabec
2023-07-11 18:23   ` Jernej Škrabec
2023-07-11 18:23   ` Jernej Škrabec
2023-07-12 11:54 ` Miquel Raynal
2023-07-12 11:54   ` Miquel Raynal
2023-07-12 11:54   ` Miquel Raynal
2023-07-12 12:06   ` Miquel Raynal
2023-07-12 12:06     ` Miquel Raynal
2023-07-12 12:06     ` Miquel Raynal
2023-07-13  7:58 ` Miquel Raynal
2023-07-13  7:58   ` Miquel Raynal
2023-07-13  7:58   ` Miquel Raynal

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