From: Rupesh Gujare <rupesh.gujare@atmel.com>
Date: Thu, 22 Aug 2013 16:38:48 +0000 (+0100)
Subject: staging: ozwpan: Fix crash for race condition.
X-Git-Tag: v3.12-rc1~183^2~172
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0a7bfbffbd9a94a31a4bac7e9ec29d18adc8e198;p=pandora-kernel.git

staging: ozwpan: Fix crash for race condition.

Do not allocate a port to new device or process URB when its status is
yet to be read. This avoids race condition when USB core read hub
status a bit late, while new device tries to acquire port.

Signed-off-by: Rupesh Gujare <rupesh.gujare@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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