2012-12-07 06:49:43

by Chaitanya

[permalink] [raw]
Subject: [PATCH] mac80211: fix the multiple warnings for budding chipsets without ampdu_action defined



Warn once should suffice.

Eg: our driver doesn't support the ampdu_action yet, so
seeing a lot of warnings, hence the check for any
new drivers to avoid messing the kernel log.


Signed-off-by: T Krushna Chaitanya <[email protected]>
---
net/mac80211/agg-tx.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index 4152ed1..eb9df22 100644
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -445,7 +445,7 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid,

trace_api_start_tx_ba_session(pubsta, tid);

- if (WARN_ON(!local->ops->ampdu_action))
+ if (WARN_ON_ONCE(!local->ops->ampdu_action))
return -EINVAL;

if ((tid >= IEEE80211_NUM_TIDS) ||





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