Re: [PATCH] s390/dasd: Use IS_ERR_OR_NULL() to simplify code

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To: Liao Yuanhong <liaoyuanhong@xxxxxxxx>, Jan Hoeppner <hoeppner@xxxxxxxxxxxxx>, Heiko Carstens <hca@xxxxxxxxxxxxx>, Vasily Gorbik <gor@xxxxxxxxxxxxx>, Alexander Gordeev <agordeev@xxxxxxxxxxxxx>, Christian Borntraeger <borntraeger@xxxxxxxxxxxxx>, Sven Schnelle <svens@xxxxxxxxxxxxx>, "open list:S390 DASD DRIVER" <linux-s390@xxxxxxxxxxxxxxx>, open list <linux-kernel@xxxxxxxxxxxxxxx>, Yang Xiuwei <yangxiuwei@xxxxxxxxxx>
Subject: Re: [PATCH] s390/dasd: Use IS_ERR_OR_NULL() to simplify code
From: Stefan Haberland <sth@xxxxxxxxxxxxx>
Date: Fri, 15 Aug 2025 16:13:42 +0200
In-reply-to: <20250814131201.230724-1-liaoyuanhong@vivo.com>
References: <20250814131201.230724-1-liaoyuanhong@vivo.com>
User-agent: Mozilla Thunderbird

Am 14.08.25 um 15:12 schrieb Liao Yuanhong:
> Use IS_ERR_OR_NULL() instead of the original !xxx || IS_ERR(xxx) logic.
> This will simplify the code and enhance readability.
>
> Signed-off-by: Liao Yuanhong <liaoyuanhong@xxxxxxxx>
> ---

The exact same patch was already submitted by Yang Xiuwei <yangxiuwei@xxxxxxxxxx> before.

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- [PATCH] s390/dasd: Use IS_ERR_OR_NULL() to simplify code
  - From: Liao Yuanhong

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