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From: Sergei Shtylyov <sshtylyov@mvista.com>
To: Kevin Daughtridge <kevin@kdau.com>
Cc: Jiri Kosina <jkosina@suse.cz>,
	linux-input@vger.kernel.org, linux-usb@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH] usbhid: call report_fixup before comparing descriptors
Date: Tue, 18 Sep 2012 16:00:16 +0400	[thread overview]
Message-ID: <50586250.4060208@mvista.com> (raw)
In-Reply-To: <50578272.1020902@kdau.com>

Hello.

On 18-09-2012 0:05, Kevin Daughtridge wrote:

> hid_post_reset checks the stored report descriptor against what is currently
> returned by the device. An HID driver's report_fixup method may have changed the
> stored descriptor, however, creating false positives. These leave some devices
> nonfunctional after a resume, with a "reset_resume error 1" reported. This patch
> passes the new descriptor to the driver's report_fixup method, if any, before it
> is compared to the stored one.

> BugLink: http://bugs.launchpad.net/bugs/1049623
> Signed-off-by: Kevin Daughtridge <kevin@kdau.com>
> ---
> --- a/drivers/hid/usbhid/hid-core.c    2012-08-20 10:17:09.000000000 -0700
> +++ b/drivers/hid/usbhid/hid-core.c    2012-09-16 18:51:45.381868737 -0700
> @@ -1436,6 +1436,10 @@ static int hid_post_reset(struct usb_int
>           kfree(rdesc);
>           return 1;
>       }
> +
> +    if (hid->driver && hid->driver->report_fixup)
> +        rdesc = hid->driver->report_fixup(hid, rdesc, &status);
> +

    Your patch is whitespace damaged, i.e. has all tabs replaced by spaces.

WBR, Sergei


  reply	other threads:[~2012-09-18 12:01 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-09-17 20:05 [PATCH] usbhid: call report_fixup before comparing descriptors Kevin Daughtridge
2012-09-18 12:00 ` Sergei Shtylyov [this message]
2012-09-18 16:16 ` Henrik Rydberg
2012-09-19  2:21   ` Kevin Daughtridge

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