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authorFelix Fietkau <nbd@openwrt.org>2014-11-30 20:38:40 +0100
committerZefan Li <lizefan@huawei.com>2015-04-14 17:33:43 +0800
commit37d2cb4f6b65fd2cdeca0c43eabee23f2c21eb16 (patch)
tree2a52dfa06fef41fc15e4b006b1f31fa7f2b302bb /drivers/net
parent04fb28bc511cf14807810d0563c7f07e00829edd (diff)
ath9k_hw: fix hardware queue allocation
commit ad8fdccf9c197a89e2d2fa78c453283dcc2c343f upstream. 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. 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> Signed-off-by: Zefan Li <lizefan@huawei.com>
Diffstat (limited to 'drivers/net')
-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 f7bd2532269c..2d628f97e18c 100644
--- a/drivers/net/wireless/ath/ath9k/mac.c
+++ b/drivers/net/wireless/ath/ath9k/mac.c
@@ -303,14 +303,7 @@ 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);