From: Claudio Scordino <claudio@evidence.eu.com>
Date: Fri, 16 Dec 2011 14:08:49 +0000 (+0100)
Subject: atmel_serial: fix spinlock lockup in RS485 code
X-Git-Tag: v3.3-rc1~154^2~8
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dbf1115d3f8c7052788aa4e6e46abd27f3b3eeba;p=pandora-kernel.git

atmel_serial: fix spinlock lockup in RS485 code

Patch to fix a spinlock lockup in the driver that sometimes happens when the
tasklet starts.

Signed-off-by: Claudio Scordino <claudio@evidence.eu.com>
Signed-off-by: Dave Bender <codehero@gmail.com>
Tested-by: Dave Bender <codehero@gmail.com>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Alan Cox <alan@linux.intel.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

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