From: Peter Hurley <peter@hurleysoftware.com>
Date: Sat, 15 Jun 2013 14:04:27 +0000 (-0400)
Subject: n_tty: Only flush echo output if actually output
X-Git-Tag: v3.12-rc1~182^2~175
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bc5b1ec5860a9bf52842be4a3a9d96e19f06c11d;p=pandora-kernel.git

n_tty: Only flush echo output if actually output

Don't have the driver flush received echoes if no echoes were
actually output.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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