From 59f8a62c25b9c2a53e7c359ba9ca611639a4c0b0 Mon Sep 17 00:00:00 2001
From: Qipan Li <Qipan.Li@csr.com>
Date: Sat, 21 Sep 2013 09:02:10 +0800
Subject: [PATCH] serial: sirf: don't submit dma desc after timeout irqs occur

In rx timeout ISR and tasklet, we don't issue new dma desc as rx_done ISR
will do that.

Signed-off-by: Qipan Li <Qipan.Li@csr.com>
Signed-off-by: Barry Song <Baohua.Song@csr.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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