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Date:	Thu, 08 Jul 2010 13:52:33 +0800
From:	Axel Lin <axel.lin@...il.com>
To:	linux-kernel <linux-kernel@...r.kernel.org>
Cc:	Corentin Chary <corentincj@...aif.net>,
	Matthew Garrett <mjg@...hat.com>,
	Alan Jenkins <alan-jenkins@...fmail.co.uk>,
	acpi4asus-user@...ts.sourceforge.net,
	platform-driver-x86@...r.kernel.org
Subject: [PATCH] asus-laptop: fix incorrect return value for
	write_acpi_int_ret if handle is NULL

According to the comments of write_acpi_int_ret(),
write_acpi_int_ret() should return 0 if write is successful, -1 else.
Thus if handle is NULL, the write does not happen, it should return -1.

Signed-off-by: Axel Lin <axel.lin@...il.com>
---
 drivers/platform/x86/asus-laptop.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
index 71db2ef..93487eb 100644
--- a/drivers/platform/x86/asus-laptop.c
+++ b/drivers/platform/x86/asus-laptop.c
@@ -297,7 +297,7 @@ static int write_acpi_int_ret(acpi_handle handle, const char *method, int val,
 	acpi_status status;
 
 	if (!handle)
-		return 0;
+		return -1;
 
 	params.count = 1;
 	params.pointer = &in_obj;
-- 
1.5.4.3



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