From 7b92ff01c2cd21567c3342c1c77d5e4f1a2bd699 Mon Sep 17 00:00:00 2001
From: Akinobu Mita <akinobu.mita@gmail.com>
Date: Wed, 6 Dec 2006 20:39:05 -0800
Subject: [PATCH] [PATCH] spi: check platform_device_register_simple() error

Check the return value of platform_device_register_simple().

Cc: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
 drivers/spi/spi_butterfly.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/spi/spi_butterfly.c b/drivers/spi/spi_butterfly.c
index c2f601f8e4f2..312987a03210 100644
--- a/drivers/spi/spi_butterfly.c
+++ b/drivers/spi/spi_butterfly.c
@@ -251,6 +251,8 @@ static void butterfly_attach(struct parport *p)
 	 * setting up a platform device like this is an ugly kluge...
 	 */
 	pdev = platform_device_register_simple("butterfly", -1, NULL, 0);
+	if (IS_ERR(pdev))
+		return;
 
 	master = spi_alloc_master(&pdev->dev, sizeof *pp);
 	if (!master) {
-- 
2.20.1