Re: [PATCH 3/5]acpi:glue.c Fix warning: variable 'ret' set but not used

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On 06/28/2010 05:48 AM, David Howells wrote:
Justin P. Mattock<justinmattock@xxxxxxxxx>  wrote:

+		if (ret) {
+			printk(KERN_WARNING "dev%d: Failed to get exception\n", ret);
+		}

That's not a good warning because it's a meaningless string and you're passing
the error number to the dev%d.

Better would perhaps be:

	"dev%d: Failed to create physical_node sysfs link: %d\n"


I'll throw that in.

Note also that you're only checking the result of one sysfs_create_link().
You should probably check both.


this is where I get confused with: &acpi_dev->dev.kobj, &dev->kobji
it's like a criss cross of code

Also you're introducing a pair of unnecessary braces as there's only one
statement in the if-body.

David


would just removing ret be good or will things go out of whack because of no ret

Justin P. Mattock
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