iwlwifi: disallow log_event access if interface down

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'echo 1 > log_event' generates the bogus "MAC is in deep sleep"
or "Timeout waiting for hardware access" log messages when
the interface is down, we should just disallow accessing the
device through debugfs when it is down.

Signed-off-by: Richard A. Griffiths <richardx.a.griffiths@intel.com>
Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

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Richard A. Griffiths 2012-06-28 13:14:11 -07:00 • committed by Johannes Berg

parent bd408b3336

commit 0ff1bd35f5

1 changed files with 5 additions and 1 deletions

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6

drivers/net/wireless/iwlwifi/dvm/debugfs.c

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