e1000e: prevent oops when adapter is being closed and reset simultaneously

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When the adapter is closed while it is simultaneously going through a
reset, it can cause a null-pointer dereference when the two different code
paths simultaneously cleanup up the Tx/Rx resources.

Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

...

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Bruce Allan 2012-03-21 00:39:12 +00:00 • committed by Jeff Kirsher

parent aacc1bea19

commit bb9e44d0d0

2 changed files with 15 additions and 0 deletions

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6

drivers/net/ethernet/intel/e1000e/e1000.h

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9

drivers/net/ethernet/intel/e1000e/netdev.c

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