netxen: fix tx ring memory leak

o While unloading driver or resetting the context, tx ring was not
  getting free.

Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Amit Kumar Salecha 2010-01-07 22:10:14 +00:00 • committed by David S. Miller
commit 011f4ea097