iwlwifi: pcie: WARN upon traffic while flushing TX queues

This must not happen - otherwise we might keep flushing
forever.

Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
This commit is contained in:
Emmanuel Grumbach 2014-03-24 11:25:48 +02:00
commit fa1a91fd76