linux-kernel - Re: [PATCH] usb-serial: fix regression in Visor/Palm OS module for kernels >= 2.6.24

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Date:	Wed, 26 Mar 2008 08:17:16 +0100
From:	Oliver Neukum <oliver@...kum.org>
To:	Brad Sawatzky <brad+debian@...tter.net>
Cc:	Greg Kroah-Hartman <gregkh@...e.de>, linux-kernel@...r.kernel.org,
	linux-usb@...r.kernel.org
Subject: Re: [PATCH] usb-serial: fix regression in Visor/Palm OS module for kernels >= 2.6.24

Am Mittwoch, 26. März 2008 03:32:43 schrieb Brad Sawatzky:
> Fixes a bug/inconsistency revealed by the additional sanity checking in
>    commit 063a2da8f01806906f7d7b1a1424b9afddebc443
> introduced in the original 2.6.24 branch.
> 
> The Handspring Visor / PalmOS 4 device structure defines .num_bulk_out=2
> but the usb-serial probe returns num_bulk_out=3, triggering the check in
> the above commit and forcing a bail out when the device (a Garmin iQue in
> my case) attempts to connect.  The patch bumps the expected number of
> endpoints to 3.
> 
> I suppose it's possible that the kernel is identifying 3 bulk endpoints
> when there should only be 2 and there is some issue with the lower level
> endpoint probe?

Send in "lsusb -v". Are you sure all devices have 3 endpoints?

	Regards
		Oliver
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