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| author | Takashi Iwai <tiwai@suse.de> | 2013-08-15 20:43:46 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2013-08-15 20:43:46 +0200 |
| commit | f85a6597a6ce33fe4f390744b2764b30aa7bfda8 (patch) | |
| tree | 9b923afc20e7d3a7e78f98d600fd7e6633b4265b /net/mac80211/rx.c | |
| parent | 140d37de62ffe8405282a1d6498f3b4099006384 (diff) | |
| parent | 44ffb69ec617f64cd83182e8b64d93b84758d636 (diff) | |
| download | op-kernel-dev-f85a6597a6ce33fe4f390744b2764b30aa7bfda8.zip op-kernel-dev-f85a6597a6ce33fe4f390744b2764b30aa7bfda8.tar.gz | |
Merge tag 'asoc-v3.11-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus
ASoC: Fixes for v3.11
A few driver specific fixes here plus one core fix for a memory
corruption issue in DAPM initialisation which could lead to crashes.
Diffstat (limited to 'net/mac80211/rx.c')
| -rw-r--r-- | net/mac80211/rx.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 23dbcfc..2c5a79b 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -936,8 +936,14 @@ ieee80211_rx_h_check(struct ieee80211_rx_data *rx) struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)rx->skb->data; struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(rx->skb); - /* Drop duplicate 802.11 retransmissions (IEEE 802.11 Chap. 9.2.9) */ - if (rx->sta && !is_multicast_ether_addr(hdr->addr1)) { + /* + * Drop duplicate 802.11 retransmissions + * (IEEE 802.11-2012: 9.3.2.10 "Duplicate detection and recovery") + */ + if (rx->skb->len >= 24 && rx->sta && + !ieee80211_is_ctl(hdr->frame_control) && + !ieee80211_is_qos_nullfunc(hdr->frame_control) && + !is_multicast_ether_addr(hdr->addr1)) { if (unlikely(ieee80211_has_retry(hdr->frame_control) && rx->sta->last_seq_ctrl[rx->seqno_idx] == hdr->seq_ctrl)) { |
