qlcnic: protect resoruce cleanup by rtnl lock

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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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This commit is contained in:

Amit Kumar Salecha 2010-02-01 05:24:57 +00:00 • committed by David S. Miller

parent 1b95a83958

commit ce6684433f

2 changed files with 5 additions and 3 deletions

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6

drivers/net/qlcnic/qlcnic_ethtool.c

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2

drivers/net/qlcnic/qlcnic_main.c

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