Re: 2.6.19-rc3-mm1 -- missing network adaptors

[Mike Galbraith <efault@gmx.de>]

On Wed, 2006-11-01 at 10:48 -0800, Andrew Morton wrote:

> So it's failing here:
> 
> static int device_add_class_symlinks(struct device *dev)
> {
> 	int error;
> 
> 	if (!dev->class)
> 		return 0;
> 	error = sysfs_create_link(&dev->kobj, &dev->class->subsys.kset.kobj,
> 				  "subsystem");
> 	if (error) {
> 		DB();
> 		goto out;
> 	}
> 	error = sysfs_create_link(&dev->class->subsys.kset.kobj, &dev->kobj,
> 				  dev->bus_id);
> 	if (error) {
> -->>		DB();
> 		goto out_subsys;
> 	}
> 
> 
> Now, prior to driver-core-fixes-sysfs_create_link-retval-checks-in.patch we
> were simply ignoring the return value of sysfs_create_link().  Now we're
> not ignoring it and stuff is failing.
> 
> I'm suspecting that the second call to sysfs_create_link() in device_add():
> 
> 
> 	if (dev->class) {
> 		sysfs_create_link(&dev->kobj, &dev->class->subsys.kset.kobj,
> 				  "subsystem");
> -->>		sysfs_create_link(&dev->class->subsys.kset.kobj, &dev->kobj,
> 				  dev->bus_id);
> 
> is simply always failing, only we never knew about it.
> 
> It would be useful if you could tell us what `error' is in there.  Usually
> -EEXIST.

Yeah, they're all -EEXIST.

	-Mike