From 6897083abfb0156b533ab8ac42c47f68c550ca9e Mon Sep 17 00:00:00 2001 From: Akinobu Mita Date: Thu, 16 Nov 2006 01:19:25 -0800 Subject: [PATCH] [PATCH] dell_rbu: fix error check platform_device_register_simple() returns error code as pointer when it fails. The return value should be checked by IS_ERR(). Cc: Abhay Salunke Signed-off-by: Akinobu Mita Cc: Matt Domsch Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/firmware/dell_rbu.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/drivers/firmware/dell_rbu.c b/drivers/firmware/dell_rbu.c index 08b161798443..fc702e40bd43 100644 --- a/drivers/firmware/dell_rbu.c +++ b/drivers/firmware/dell_rbu.c @@ -705,17 +705,16 @@ static struct bin_attribute rbu_packet_size_attr = { static int __init dcdrbu_init(void) { - int rc = 0; + int rc; spin_lock_init(&rbu_data.lock); init_packet_head(); - rbu_device = - platform_device_register_simple("dell_rbu", -1, NULL, 0); - if (!rbu_device) { + rbu_device = platform_device_register_simple("dell_rbu", -1, NULL, 0); + if (IS_ERR(rbu_device)) { printk(KERN_ERR "dell_rbu:%s:platform_device_register_simple " "failed\n", __FUNCTION__); - return -EIO; + return PTR_ERR(rbu_device); } rc = sysfs_create_bin_file(&rbu_device->dev.kobj, &rbu_data_attr); -- 2.39.5