linux-kernel - Re: [PATCH v4] i2c: gpio: Fix an error check in i2c_gpio_fault_injector

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Date:   Mon, 14 Aug 2023 17:59:42 +0200
From:   Wolfram Sang <wsa+renesas@...g-engineering.com>
To:     Minjie Du <duminjie@...o.com>
Cc:     Andi Shyti <andi.shyti@...nel.org>,
        "open list:I2C SUBSYSTEM HOST DRIVERS" <linux-i2c@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>,
        opensource.kernel@...o.com, stable@...r.kernel.org
Subject: Re: [PATCH v4] i2c: gpio: Fix an error check in
 i2c_gpio_fault_injector_init()


> -		if (!i2c_gpio_debug_dir)
> +		if (IS_ERR(i2c_gpio_debug_dir))
>  			return;

AFAIK, the trend is to remove error checking from debugfs calls. It is
debug only anyhow. No need to bail out. But please double check.


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