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Message-ID: <nycvar.YFH.7.76.2308141115050.14207@cbobk.fhfr.pm>
Date: Mon, 14 Aug 2023 11:15:17 +0200 (CEST)
From: Jiri Kosina <jikos@...nel.org>
To: Osama Muhammad <osmtendev@...il.com>
cc: david.rheinsberg@...il.com, benjamin.tissoires@...hat.com,
linux-input@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] hid-wiimote-debug.c: Drop error checking for
debugfs_create_file
On Tue, 30 May 2023, Osama Muhammad wrote:
> This patch removes the error checking for debugfs_create_file
> in hid-wiimote-debug.c.c. This is because the debugfs_create_file()
> does not return NULL but an ERR_PTR after an error.
> The DebugFS kernel API is developed in a way that the
> caller can safely ignore the errors that occur during
> the creation of DebugFS nodes.The debugfs Api handles
> it gracefully. The check is unnecessary.
>
> Link to the comment above debugfs_create_file:
> https://elixir.bootlin.com/linux/latest/source/fs/debugfs/inode.c#L451
>
> Signed-off-by: Osama Muhammad <osmtendev@...il.com>
>
> ---
> changes since v1
> -In v1 the IS_ERR was used for error checking which is dropped now.
Now applied, sorry for the delay.
--
Jiri Kosina
SUSE Labs
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