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author | Lorenzo Bianconi <lorenzo.bianconi@redhat.com> | 2018-08-31 01:04:13 +0200 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-10-10 08:55:55 +0200 |
commit | 39bcc4406f8385a9b67bdb64dc2d30efbc3c0d1f (patch) | |
tree | ec35fe4b74bd837d2420b6af2202a16f9f022f1e | |
parent | 05166cf09a6e71a7dcda746294e138957f5a93c0 (diff) |
mac80211: fix an off-by-one issue in A-MSDU max_subframe computation
[ Upstream commit 66eb02d839e8495ae6b612e2d09ff599374b80e2 ]
Initialize 'n' to 2 in order to take into account also the first
packet in the estimation of max_subframe limit for a given A-MSDU
since frag_tail pointer is NULL when ieee80211_amsdu_aggregate
routine analyzes the second frame.
Fixes: 6e0456b54545 ("mac80211: add A-MSDU tx support")
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r-- | net/mac80211/tx.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 6ca0865de945..9b3b069e418a 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -3174,7 +3174,7 @@ static bool ieee80211_amsdu_aggregate(struct ieee80211_sub_if_data *sdata, void *data; bool ret = false; unsigned int orig_len; - int n = 1, nfrags, pad = 0; + int n = 2, nfrags, pad = 0; u16 hdrlen; if (!ieee80211_hw_check(&local->hw, TX_AMSDU)) |