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authorFelix Fietkau <nbd@openwrt.org>2014-11-30 19:38:40 (GMT)
committerJohn W. Linville <linville@tuxdriver.com>2014-12-01 20:57:21 (GMT)
commitad8fdccf9c197a89e2d2fa78c453283dcc2c343f (patch)
tree76ad9f4ca1fe6282bcceeb858e8baae1018b99d5 /drivers/net/wireless
parentc0fb754bd81fafcd63644d5482ba9669d3e4fe9c (diff)
downloadlinux-ad8fdccf9c197a89e2d2fa78c453283dcc2c343f.tar.xz
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 <h.feurstein@gmail.com> Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r--drivers/net/wireless/ath/ath9k/mac.c9
1 files changed, 1 insertions, 8 deletions
diff --git a/drivers/net/wireless/ath/ath9k/mac.c b/drivers/net/wireless/ath/ath9k/mac.c
index 275205a..3e58bfa 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);