linux-kernel - Re: [PATCH 1/3] mtd: nand: Remove print after allocation failure

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Message-ID: <20180315170137.403af265@bbrezillon>
Date:   Thu, 15 Mar 2018 17:01:37 +0100
From:   Boris Brezillon <boris.brezillon@...tlin.com>
To:     Arushi Singhal <arushisinghal19971997@...il.com>
Cc:     dwmw2@...radead.org, boris.brezillon@...e-electrons.com,
        richard@....at, linux-kernel@...r.kernel.org,
        marek.vasut@...il.com, linux-mtd@...ts.infradead.org,
        cyrille.pitchen@...ev4u.fr, computersforpeace@...il.com
Subject: Re: [PATCH 1/3] mtd: nand: Remove print after allocation failure

On Wed, 14 Mar 2018 21:05:16 +0530
Arushi Singhal <arushisinghal19971997@...il.com> wrote:

> The prints after [k|v][m|z|c]alloc() functions are not needed, because
> in case of failure, allocator will print their internal error prints
> anyway.
> 
> Signed-off-by: Arushi Singhal <arushisinghal19971997@...il.com>
> ---
>  drivers/mtd/nand/ams-delta.c | 1 -

You miss quite a few of them (atmel, nandsim, sunxi_nand at least,
there might be others).

>  1 file changed, 1 deletion(-)
> 
> diff --git a/drivers/mtd/nand/ams-delta.c b/drivers/mtd/nand/ams-delta.c
> index 9de6572..6e7f6e0 100644
> --- a/drivers/mtd/nand/ams-delta.c
> +++ b/drivers/mtd/nand/ams-delta.c
> @@ -185,7 +185,6 @@ static int ams_delta_init(struct platform_device *pdev)
>  	/* Allocate memory for MTD device structure and private data */
>  	this = kzalloc(sizeof(struct nand_chip), GFP_KERNEL);
>  	if (!this) {
> -		printk (KERN_WARNING "Unable to allocate E3 NAND MTD device structure.\n");
>  		err = -ENOMEM;
>  		goto out;
>  	}



-- 
Boris Brezillon, Bootlin (formerly Free Electrons)
Embedded Linux and Kernel engineering
https://bootlin.com