linux-kernel - Re: [PATCH] isa: put_device after failing to device

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Message-ID: <YqilqYHZmLbhi3o0@kroah.com>
Date:   Tue, 14 Jun 2022 17:13:45 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     Zhi Song <zhi.song@...edance.com>
Cc:     vilhelm.gray@...il.com, rafael@...nel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] isa: put_device after failing to device_register

On Tue, Jun 14, 2022 at 10:57:57PM +0800, Zhi Song wrote:
> device_register() is used to register a device with the system.
> 
> We cannot directly free dev after calling this function,
> even if it returns an error.
> 
> We should use put_device() to give up the reference
> initialized in this function instead.

Same comments on this one as my last review.

greg k-h