Amit Kumar Salecha ce6684433f
qlcnic: protect resoruce cleanup by rtnl lock ...
o context resources can be in used, while resoruce cleanup is in progress,
during fw recover.
o Null pointer execption can occur in send_cmd_desc, if fw recovery
module frees tx ring without rtnl lock.
o Same applies to ethtool register dump and FW health registers should be dump
in any case.
Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com >
Signed-off-by: David S. Miller <davem@davemloft.net >
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ce6684433f