diff options
Diffstat (limited to 'package/kernel/mac80211/patches/554-ath9k-dynack-check-da-enabled-first-in-sampling-rout.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/554-ath9k-dynack-check-da-enabled-first-in-sampling-rout.patch | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/554-ath9k-dynack-check-da-enabled-first-in-sampling-rout.patch b/package/kernel/mac80211/patches/554-ath9k-dynack-check-da-enabled-first-in-sampling-rout.patch new file mode 100644 index 0000000000..cc5cdf9233 --- /dev/null +++ b/package/kernel/mac80211/patches/554-ath9k-dynack-check-da-enabled-first-in-sampling-rout.patch @@ -0,0 +1,33 @@ +From: Lorenzo Bianconi <lorenzo.bianconi@redhat.com> +Date: Fri, 2 Nov 2018 21:49:57 +0100 +Subject: [PATCH] ath9k: dynack: check da->enabled first in sampling + routines + +Check da->enabled flag first in ath_dynack_sample_tx_ts and +ath_dynack_sample_ack_ts routines in order to avoid useless +processing + +Tested-by: Koen Vandeputte <koen.vandeputte@ncentric.com> +Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com> +--- + +--- a/drivers/net/wireless/ath/ath9k/dynack.c ++++ b/drivers/net/wireless/ath/ath9k/dynack.c +@@ -178,7 +178,7 @@ void ath_dynack_sample_tx_ts(struct ath_ + u32 dur = ts->duration; + u8 ridx; + +- if ((info->flags & IEEE80211_TX_CTL_NO_ACK) || !da->enabled) ++ if (!da->enabled || (info->flags & IEEE80211_TX_CTL_NO_ACK)) + return; + + spin_lock_bh(&da->qlock); +@@ -251,7 +251,7 @@ void ath_dynack_sample_ack_ts(struct ath + struct ath_common *common = ath9k_hw_common(ah); + struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; + +- if (!ath_dynack_bssidmask(ah, hdr->addr1) || !da->enabled) ++ if (!da->enabled || !ath_dynack_bssidmask(ah, hdr->addr1)) + return; + + spin_lock_bh(&da->qlock); |