mdev accidently erases previously created nodes while trying to rename nodes

[Jean Wolter]

Jean Wolter <jw5 at os.inf.tu-dresden.de> writes:

> So to me it looks like mdev should try to do the renaming before
> actually creating the device node (or deleting it for a remove hotplug
> event). The attached patch against git (head?) tries to fix this. It
> is adapted from a patch against 1.14.1 and did not get much testing so
> far.

Hmm, I used git send-email to send the patch, but it looks like the
actual patch was lost. So here it is like prepared by git:

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