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[PATCH] tlclk: fix platform_device_register_simple() error check 

The return value of platform_device_register_simple() should be checked by
IS_ERR().

This patch also fix misc_register() error case.  Because misc_register()
returns error code.

Cc: Sebastien Bouchard <sebastien.bouchard@ca.kontron.com>
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>
hifive-unleashed-5.1
Akinobu Mita 2006-11-25 11:09:35 -08:00 committed by Linus Torvalds
parent 753ca4f312
commit 5e66b0b5f1
1 changed files with 2 additions and 3 deletions
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5
drivers/char/tlclk.c
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@ -792,15 +792,14 @@ static int __init tlclk_init(void)
ret = misc_register(&tlclk_miscdev);
if (ret < 0) {
printk(KERN_ERR "tlclk: misc_register returns %d.\n", ret);
ret = -EBUSY;
goto out3;
}
tlclk_device = platform_device_register_simple("telco_clock",
-1, NULL, 0);
if (!tlclk_device) {
if (IS_ERR(tlclk_device)) {
printk(KERN_ERR "tlclk: platform_device_register failed.\n");
ret = -EBUSY;
ret = PTR_ERR(tlclk_device);
goto out4;
}