linux-kernel - [PATCH 14/36] hvc_console: fix test on unsigned in hvc_console

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Date:	Tue,  2 Mar 2010 15:36:21 -0800
From:	Greg Kroah-Hartman <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org
Cc:	Roel Kluin <roel.kluin@...il.com>,
	Benjamin Herrenschmidt <benh@...nel.crashing.org>,
	Hendrik Brueckner <brueckner@...ux.vnet.ibm.com>,
	Christian Borntraeger <borntraeger@...ibm.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Greg Kroah-Hartman <gregkh@...e.de>
Subject: [PATCH 14/36] hvc_console: fix test on unsigned in hvc_console_print()

From: Roel Kluin <roel.kluin@...il.com>

vtermnos[] is unsigned, so this test was wrong.

Signed-off-by: Roel Kluin <roel.kluin@...il.com>
Cc: Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc: Hendrik Brueckner <brueckner@...ux.vnet.ibm.com>
Cc: Christian Borntraeger <borntraeger@...ibm.com>
Signed-off-by: Andrew Morton <akpm@...ux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
---
 drivers/char/hvc_console.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/char/hvc_console.c b/drivers/char/hvc_console.c
index 4c3b59b..465185f 100644
--- a/drivers/char/hvc_console.c
+++ b/drivers/char/hvc_console.c
@@ -146,7 +146,7 @@ static void hvc_console_print(struct console *co, const char *b,
 		return;
 
 	/* This console adapter was removed so it is not usable. */
-	if (vtermnos[index] < 0)
+	if (vtermnos[index] == -1)
 		return;
 
 	while (count > 0 || i > 0) {
-- 
1.7.0.1

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