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mac80211: remove zero-length A-MPDU subframe reporting

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As there's no driver using this capability and reporting zero-length
A-MPDU subframes for radiotap monitoring, remove the capability to
free up two RX flags.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg
2015-06-12 14:33:54 +02:00
parent af9f9b22be
commit 0c028b5fd1
2 changed files with 2 additions and 11 deletions
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7
net/mac80211/rx.c
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@@ -122,8 +122,7 @@ static inline bool should_drop_frame(struct sk_buff *skb, int present_fcs_len,
hdr = (void *)(skb->data + rtap_vendor_space);
if (status->flag & (RX_FLAG_FAILED_FCS_CRC |
RX_FLAG_FAILED_PLCP_CRC |
RX_FLAG_AMPDU_IS_ZEROLEN))
RX_FLAG_FAILED_PLCP_CRC))
return true;
if (unlikely(skb->len < 16 + present_fcs_len + rtap_vendor_space))
@@ -391,10 +390,6 @@ ieee80211_add_rx_radiotap_header(struct ieee80211_local *local,
cpu_to_le32(1 << IEEE80211_RADIOTAP_AMPDU_STATUS);
put_unaligned_le32(status->ampdu_reference, pos);
pos += 4;
if (status->flag & RX_FLAG_AMPDU_REPORT_ZEROLEN)
flags |= IEEE80211_RADIOTAP_AMPDU_REPORT_ZEROLEN;
if (status->flag & RX_FLAG_AMPDU_IS_ZEROLEN)
flags |= IEEE80211_RADIOTAP_AMPDU_IS_ZEROLEN;
if (status->flag & RX_FLAG_AMPDU_LAST_KNOWN)
flags |= IEEE80211_RADIOTAP_AMPDU_LAST_KNOWN;
if (status->flag & RX_FLAG_AMPDU_IS_LAST)