The PCI driver's probe() method  duplicates the error cleanup code each time it
has to do error exit. Consolidate the error cleanup code  in  one place and use
*goto* to jump to the right places.
Signed-off-by: NSergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Acked-by: NSteffen Klassert <klassert@mathematik.tu-chemnitz.de>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>