From 63791ccd4690e5c6b3f060bcd2b846e31bd0b423 Mon Sep 17 00:00:00 2001
From: Bing Zhao <bzhao@marvell.com>
Date: Wed, 8 Jan 2014 15:45:56 -0800
Subject: [PATCH] mwifiex: fix potential buffer overflow in dt configuration

If cfgdata length exceeds the command buffer size we will end up
getting buffer overflow problem. Fix it by checking the buffer
size less the command header length.

Reviewed-by: Paul Stewart <pstew@chromium.org>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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