From: Peter Hurley <peter@hurleysoftware.com>
Date: Sun, 6 Jul 2014 15:29:53 +0000 (-0400)
Subject: serial: arc_uart: Use uart_circ_empty() for open-coded comparison
X-Git-Tag: omap-for-v3.17/fixes-against-rc2~302^2~2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=99ecb001f52ef10ebf686d4e55b1cf64b1e56aa6;p=pandora-kernel.git

serial: arc_uart: Use uart_circ_empty() for open-coded comparison

Replace open-coded test for empty tx ring buffer with equivalent
helper function, uart_circ_empty(). No functional change.

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