* [PATCH] ath6kl: Remove unnecessary retrieval of first list entry in ath6kl_htc_tx_setup_scat_list()
@ 2011-09-26 9:19 Vasanthakumar Thiagarajan
2011-09-27 7:21 ` Kalle Valo
0 siblings, 1 reply; 2+ messages in thread
From: Vasanthakumar Thiagarajan @ 2011-09-26 9:19 UTC (permalink / raw)
To: kvalo; +Cc: linux-wireless
It is unnecessary to take the first list entry from queue again for
transmission. Sometimes it may look racy when the head of the list
changes between subsequent retrival, but should not happen in
practical.
Reported-by: Jouni Malinen <jouni@qca.qualcomm.com>
Signed-off-by: Vasanthakumar Thiagarajan <vthiagar@qca.qualcomm.com>
---
drivers/net/wireless/ath/ath6kl/htc.c | 1 -
1 files changed, 0 insertions(+), 1 deletions(-)
diff --git a/drivers/net/wireless/ath/ath6kl/htc.c b/drivers/net/wireless/ath/ath6kl/htc.c
index 9aa2e44..feed985 100644
--- a/drivers/net/wireless/ath/ath6kl/htc.c
+++ b/drivers/net/wireless/ath/ath6kl/htc.c
@@ -389,7 +389,6 @@ static int ath6kl_htc_tx_setup_scat_list(struct htc_target *target,
rem_scat -= len;
/* now remove it from the queue */
- packet = list_first_entry(queue, struct htc_packet, list);
list_del(&packet->list);
scat_req->scat_list[i].packet = packet;
--
1.7.0.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] ath6kl: Remove unnecessary retrieval of first list entry in ath6kl_htc_tx_setup_scat_list()
2011-09-26 9:19 [PATCH] ath6kl: Remove unnecessary retrieval of first list entry in ath6kl_htc_tx_setup_scat_list() Vasanthakumar Thiagarajan
@ 2011-09-27 7:21 ` Kalle Valo
0 siblings, 0 replies; 2+ messages in thread
From: Kalle Valo @ 2011-09-27 7:21 UTC (permalink / raw)
To: Vasanthakumar Thiagarajan; +Cc: linux-wireless
On 09/26/2011 12:19 PM, Vasanthakumar Thiagarajan wrote:
> It is unnecessary to take the first list entry from queue again for
> transmission. Sometimes it may look racy when the head of the list
> changes between subsequent retrival, but should not happen in
> practical.
Thanks, applied.
Kalle
^ permalink raw reply [flat|nested] 2+ messages in thread
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2011-09-26 9:19 [PATCH] ath6kl: Remove unnecessary retrieval of first list entry in ath6kl_htc_tx_setup_scat_list() Vasanthakumar Thiagarajan
2011-09-27 7:21 ` Kalle Valo
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