[PATCH] serial: mpc52xx_uart: fix null pointer dereference

[Greg KH]

On Mon, May 10, 2010 at 12:04:30AM +0200, Grant Likely wrote:
> On Wed, May 5, 2010 at 12:18 AM, Anatolij Gustschin <agust at denx.de> wrote:
> > Commit 6acc6833510db8f72b5ef343296d97480555fda9
> > introduced NULL pointer dereference and kernel crash
> > on ppc32 machines while booting. Fix this bug now.
> >
> > Reported-by: Leonardo Chiquitto <leonardo.lists at gmail.com>
> > Signed-off-by: Anatolij Gustschin <agust at denx.de>
> 
> Thanks for being so quick to pick up on this Anatolij.  I've been
> traveling and not able to respond to stuff.  I see that Greg has
> already picked this up (thanks Greg!), but FWIW:
> 
> Acked-by: Grant Likely <grant.likely at secretlab.ca>
> 
> Actually, now that I look, this fix needs to go into Linus' tree right
> away (not just linux-next) since the offending patch went in during
> the 2.6.34 merge window.
> 
> Greg, I can either pick this up and push it out to Linus tomorrow, or
> let you do it.  Whichever you prefer.  Let me know so I don't cause
> conflicts in your tree.

I have 2 other tty/serial fixes to go to Linus for .34 along with this
one, so I'll be glad to send it to him.  I've added your ack to the
patch.

thanks,

greg k-h