From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Yann Droneaud <yann@droneaud.fr>
Cc: Yann Droneaud <ydroneaud@opteya.com>,
Wei Shuai <cpuwolf@gmail.com>,
Frans Klaver <frans.klaver@xsens.com>,
linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] USB: serial: fix stringify operator in usb-serial-simple
Date: Sun, 18 Aug 2013 12:40:05 -0700 [thread overview]
Message-ID: <20130818194005.GA19107@kroah.com> (raw)
In-Reply-To: <1376854140-16904-1-git-send-email-yann@droneaud.fr>
On Sun, Aug 18, 2013 at 09:29:00PM +0200, Yann Droneaud wrote:
> From: Yann Droneaud <ydroneaud@opteya.com>
>
> usb-serial-simple uses an unknown stringify macro that make
> all drivers being named "stringify(vendor)".
>
> This can be a problem when two drivers have the same (wrong) name:
>
> kernel: usbcore: registered new interface driver usb_serial_simple
> kernel: usbserial: USB Serial support registered for stringify(vendor)
> kernel Error: Driver 'stringify(vendor)' is already registered, aborting...
> kernel: usbserial: problem -16 when registering driver stringify(vendor)
> kernel: usbserial: USB Serial deregistering driver stringify(vendor)
> kernel: usbcore: deregistering interface driver usb_serial_simple
>
Ugh, sorry about that, I thought there used to be a stringify() macro
that used to do this. Nice patch, I'll queue it up.
greg k-h
next prev parent reply other threads:[~2013-08-18 19:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-18 19:29 Yann Droneaud
2013-08-18 19:40 ` Greg Kroah-Hartman [this message]
2013-08-18 19:52 ` Yann Droneaud
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