Re: [Regression, 2.6.33-rc1->current git] NULL pointer inusb_serial_probe() introduced by the recent kfifo changes

[Greg KH]

On Wed, Dec 23, 2009 at 02:51:31AM +0100, Rafael J. Wysocki wrote:
> Hi,
> 
> Something like the patch below is necessary to fix a new NULL pointer deref
> in usb_serial_probe() that appeared after the recent kfifo changes (in short,
> the kfifo changes modified the semantics of kfifo_alloc() that
> usb_serial_probe() reiled on).

What semantic changed?  I thought that the kfifo patches came with
patches that also fixed up any changed that were needed.  What went
wrong here?

Does your patch solve the oops?

thanks,

greg k-h
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