From: Peter Hurley <peter@hurleysoftware.com>
Date: Thu, 16 Oct 2014 19:33:28 +0000 (-0400)
Subject: pty: Hold ctrl_lock for packet mode updates
X-Git-Tag: omap-for-v3.19/fixes-rc1~86^2~198
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4ed60fc257185dbb0daea7cd3e4289d1658b11f6;p=pandora-kernel.git

pty: Hold ctrl_lock for packet mode updates

Updates to the packet mode enable require holding the ctrl_lock;
the serialization prevents corruption of adjacent fields.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Reviewed-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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