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From: Bastien Nocera <hadess@hadess.net>
To: "M. Vefa Bicakci" <m.v.b@runbox.com>, linux-usb@vger.kernel.org
Cc: Pany <pany@fedoraproject.org>,
	stable@vger.kernel.org,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Alan Stern <stern@rowland.harvard.edu>
Subject: Re: [PATCH 2/2] USB: apple-mfi-fastcharge: don't probe unhandled devices
Date: Tue, 27 Oct 2020 15:02:54 +0100	[thread overview]
Message-ID: <c69233ce20acd04fcba780a0483a18031d9a541e.camel@hadess.net> (raw)
In-Reply-To: <20201022135521.375211-3-m.v.b@runbox.com>

On Thu, 2020-10-22 at 09:55 -0400, M. Vefa Bicakci wrote:
> From: Bastien Nocera <hadess@hadess.net>
> 
> From: Bastien Nocera <hadess@hadess.net>
> 
> Contrary to the comment above the id table, we didn't implement a
> match
> function. This meant that every single Apple device that was already
> plugged in to the computer would have its device driver reprobed
> when the apple-mfi-fastcharge driver was loaded, eg. the SD card
> reader
> could be reprobed when the apple-mfi-fastcharge after pivoting root
> during boot up and the module became available.
> 
> Make sure that the driver probe isn't being run for unsupported
> devices by adding a match function that checks the product ID, in
> addition to the id_table checking the vendor ID.
> 
> Fixes: 249fa8217b84 ("USB: Add driver to control USB fast charge for
> iOS devices")
> Signed-off-by: Bastien Nocera <hadess@hadess.net>
> Reported-by: Pany <pany@fedoraproject.org>
> Link: https://bugzilla.redhat.com/show_bug.cgi?id=1878347
> Link: 
> https://lore.kernel.org/linux-usb/CAE3RAxt0WhBEz8zkHrVO5RiyEOasayy1QUAjsv-pB0fAbY1GSw@mail.gmail.com/
> Cc: <stable@vger.kernel.org> # 5.8
> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> Cc: Alan Stern <stern@rowland.harvard.edu>
> [m.v.b: Add Link and Reported-by tags to the commit message]
> Signed-off-by: M. Vefa Bicakci <m.v.b@runbox.com>

And along with the 1/2 patch:
Tested-by: Bastien Nocera <hadess@hadess.net>


  reply	other threads:[~2020-10-27 18:25 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-17 16:07 Bug caused by 53965c79c2db (USB: Fix device driver race) Pany
2020-10-17 20:02 ` Alan Stern
2020-10-19  9:36   ` Pany
2020-10-19 17:40     ` Alan Stern
2020-10-20 12:03       ` M. Vefa Bicakci
2020-10-20 15:28         ` Alan Stern
2020-10-21  4:18           ` M. Vefa Bicakci
2020-10-21 11:53             ` Bastien Nocera
2020-10-21 12:02               ` Bastien Nocera
2020-10-21 12:29                 ` Alan Stern
2020-10-21 12:31                   ` Bastien Nocera
2020-10-21 13:01                 ` Bastien Nocera
2020-10-21 13:08               ` M. Vefa Bicakci
2020-10-21 13:18                 ` Bastien Nocera
2020-10-21 13:21                   ` Bastien Nocera
2020-10-21 20:11                   ` Alan Stern
2020-10-21 20:49                     ` M. Vefa Bicakci
2020-10-21 20:49                   ` M. Vefa Bicakci
2020-10-22 13:55                     ` [PATCH 0/2] Patches to prevent re-probing all Apple USB devices on apple-mfi-fastcharge load M. Vefa Bicakci
2020-10-22 13:55                       ` [PATCH 1/2] usbcore: Check both id_table and match() when both available M. Vefa Bicakci
2020-10-22 13:59                         ` M. Vefa Bicakci
     [not found]                           ` <CAHp75VeBgQ2ywLzU5PZEdfS+9M_niD0KoiEG=UMNH+4cPfsCNw@mail.gmail.com>
2020-10-23 12:51                             ` M. Vefa Bicakci
2020-10-27 14:02                         ` Bastien Nocera
2020-10-28  4:00                           ` Pany
2020-10-29  3:33                             ` M. Vefa Bicakci
2020-10-29  5:35                               ` Pany
2020-10-22 13:55                       ` [PATCH 2/2] USB: apple-mfi-fastcharge: don't probe unhandled devices M. Vefa Bicakci
2020-10-27 14:02                         ` Bastien Nocera [this message]
2020-10-28  4:01                           ` Pany
2020-10-21  3:17         ` Bug caused by 53965c79c2db (USB: Fix device driver race) Pany
2020-10-21  4:18           ` M. Vefa Bicakci
2020-10-21  5:19             ` Pany

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