linux-kernel - Re: [GIT PULL] HID

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Message-ID: <20140822081819.GA297@x4>
Date:	Fri, 22 Aug 2014 10:18:19 +0200
From:	Markus Trippelsdorf <markus@...ppelsdorf.de>
To:	Jiri Kosina <jkosina@...e.cz>
Cc:	linux-input@...r.kernel.org, linux-kernel@...r.kernel.org,
	Ben Hawkes <hawkes@...gle.com>,
	Benjamin Tissoires <benjamin.tissoires@...hat.com>
Subject: Re: [GIT PULL] HID

On 2014.08.22 at 03:00 -0500, Jiri Kosina wrote:
> On Fri, 22 Aug 2014, Markus Trippelsdorf wrote:
> 
> > >       HID: logitech: perform bounds checking on device_id early enough
> > 
> > The commit above (ad3e14d7c5268c2e) causes the bounds checking to always
> > fail on my monolithic kernel (without modules):
> > 
> > ...
> > [    2.922617] usb 4-2: new full-speed USB device number 2 using ohci-pci
> > [    2.996587] udevd[98]: starting eudev version 1.0
> > [    3.071203] random: nonblocking pool is initialized
> > [    3.108360] logitech-djreceiver 0003:046D:C52B.0003: hiddev0,hidraw0: USB HID v1.11 Device [Logitech USB Receiver] on usb-0000:00:12.1-2/input2
> > [    3.163208] input: Logitech Unifying Device. Wireless PID:4026 as /devices/pci0000:00/0000:00:12.1/usb4/4-2/4-2:1.2/0003:046D:C52B.0003/0003:046D:C52B.0004/input/input2
> > [    3.163511] logitech-djdevice 0003:046D:C52B.0004: input,hidraw1: USB HID v1.11 Keyboard [Logitech Unifying Device. Wireless PID:4026] on usb-0000:00:12.1-2:1
> > [    3.164121] logitech-djreceiver 0003:046D:C52B.0003: logi_dj_raw_event: invalid device index:0
> > [    3.289261] usb 3-1: new low-speed USB device number 2 using ohci-pci
> > [    3.457606] input: HID 046a:0011 as /devices/pci0000:00/0000:00:12.0/usb3/3-1/3-1:1.0/0003:046A:0011.0005/input/input3
> > [    3.457794] hid-generic 0003:046A:0011.0005: input,hidraw2: USB HID v1.10 Keyboard [HID 046a:0011] on usb-0000:00:12.0-1/input0
> > [    3.712886] Switched to clocksource tsc
> 
> Thanks a lot for a timely report.
> 
> I am travelling till next week and don't unfortunately have the hardware 
> here with me to test momentarily, so please take this with a lot of grains 
> of salt (maybe Benjamin would be able to look into this before I'd be able 
> to on monday ... ?).
> 
> Does the shot-in-the-dark patch below put things back in shape for you?

Thanks a lot for the timely patch. It indeed fixes the issue for me.

-- 
Markus
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