From: Felix Fietkau Date: Sun, 30 Nov 2014 19:38:40 +0000 (+0100) Subject: ath9k_hw: fix hardware queue allocation X-Git-Tag: firefly_0821_release~176^2~2717^2~28^2~32 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=ad8fdccf9c197a89e2d2fa78c453283dcc2c343f;p=firefly-linux-kernel-4.4.55.git ath9k_hw: fix hardware queue allocation The driver passes the desired hardware queue index for a WMM data queue in qinfo->tqi_subtype. This was ignored in ath9k_hw_setuptxqueue, which instead relied on the order in which the function is called. Cc: stable@vger.kernel.org Reported-by: Hubert Feurstein Signed-off-by: Felix Fietkau Signed-off-by: John W. Linville --- diff --git a/drivers/net/wireless/ath/ath9k/mac.c b/drivers/net/wireless/ath/ath9k/mac.c index 275205ab5f15..3e58bfa0c1fd 100644 --- a/drivers/net/wireless/ath/ath9k/mac.c +++ b/drivers/net/wireless/ath/ath9k/mac.c @@ -311,14 +311,7 @@ int ath9k_hw_setuptxqueue(struct ath_hw *ah, enum ath9k_tx_queue type, q = ATH9K_NUM_TX_QUEUES - 3; break; case ATH9K_TX_QUEUE_DATA: - for (q = 0; q < ATH9K_NUM_TX_QUEUES; q++) - if (ah->txq[q].tqi_type == - ATH9K_TX_QUEUE_INACTIVE) - break; - if (q == ATH9K_NUM_TX_QUEUES) { - ath_err(common, "No available TX queue\n"); - return -1; - } + q = qinfo->tqi_subtype; break; default: ath_err(common, "Invalid TX queue type: %u\n", type);