Re: [PATCH] driver-core: Fix null reference insubsys_interface_unregister

[Greg KH]

On Sat, Jan 14, 2012 at 11:06:03AM +0900, jhbird.choi@xxxxxxxxxxx wrote:
> From: Jonghwan Choi <jhbird.choi@xxxxxxxxxxx>
> 
> Check if the sif is not NULL before de-referencing it

Why would it be?  Have you hit this somehow?  If so, in what code?

thanks,

greg k-h
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