ath10k: drain tx before restarting hw

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This makes sure no further tx requests are
submitted to HTT before driver teardown.

This should prevent invalid pointer/NULL
dereference on htt tx pool in ath10k_htt_tx() in
some cases of heavy traffic.

kvalo: remove the WARN_ON() if conf_mutex is held

Reported-By: Ben Greear <greearb@candelatech.com>
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>

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Michal Kazior 2014-05-26 12:46:03 +03:00 • committed by Kalle Valo

parent c5058f5b82

commit bca7bafbe2

1 changed files with 22 additions and 9 deletions

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31

drivers/net/wireless/ath/ath10k/mac.c

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