From: xiaojin <jin.xiao@intel.com>
Date: Wed, 19 Dec 2012 03:53:43 +0000 (+0800)
Subject: n_gsm.c: add tx_lock in gsm_send
X-Git-Tag: v3.9-rc1~125^2~134
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f96f7f7f39af53274d98aa9c29d6fa4d122218a4;p=pandora-kernel.git

n_gsm.c: add tx_lock in gsm_send

All the call to gsm->output should be in the tx_lock,
that could avoid potential race from MUX level. But
we have no tx_lock in gsm_send.

This patch is to add tx_lock in gsm_send.

Signed-off-by: xiaojin <jin.xiao@intel.com>
Acked-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

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