diff options
| author | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2011-07-13 15:37:36 +0000 |
|---|---|---|
| committer | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2011-07-13 15:37:36 +0000 |
| commit | d8c92115a260f966ed4efc8043887bfca6e3d8d3 (patch) | |
| tree | 29592eb31edf3b2afe0385bb20411fe1095e83d1 /package/mac80211 | |
| parent | 3f4c3ffd6689f9aadcb9bd3b366220a318994cc7 (diff) | |
ath9k: add some more fixes to the mic failure handling rework patch
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27607 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/mac80211')
| -rw-r--r-- | package/mac80211/patches/550-ath9k_mmic_verify.patch | 35 |
1 files changed, 28 insertions, 7 deletions
diff --git a/package/mac80211/patches/550-ath9k_mmic_verify.patch b/package/mac80211/patches/550-ath9k_mmic_verify.patch index 1918e11d7..a6b2502bf 100644 --- a/package/mac80211/patches/550-ath9k_mmic_verify.patch +++ b/package/mac80211/patches/550-ath9k_mmic_verify.patch @@ -24,12 +24,31 @@ if (!rx_stats->rs_datalen) return false; /* -@@ -850,25 +853,9 @@ static bool ath9k_rx_accept(struct ath_c +@@ -838,6 +841,11 @@ static bool ath9k_rx_accept(struct ath_c + if (rx_stats->rs_more) + return true; + ++ mic_error = is_valid_tkip && !ieee80211_is_ctl(fc) && ++ !ieee80211_has_morefrags(fc) && ++ !(le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG) && ++ (rx_stats->rs_status & ATH9K_RXERR_MIC); ++ + /* + * The rx_stats->rs_status will not be set until the end of the + * chained descriptors so it can be ignored if rs_more is set. The +@@ -845,30 +853,18 @@ static bool ath9k_rx_accept(struct ath_c + * descriptors. + */ + if (rx_stats->rs_status != 0) { +- if (rx_stats->rs_status & ATH9K_RXERR_CRC) ++ if (rx_stats->rs_status & ATH9K_RXERR_CRC) { + rxs->flag |= RX_FLAG_FAILED_FCS_CRC; ++ mic_error = false; ++ } if (rx_stats->rs_status & ATH9K_RXERR_PHY) return false; -- if (rx_stats->rs_status & ATH9K_RXERR_DECRYPT) { -+ if (rx_stats->rs_status & ATH9K_RXERR_DECRYPT) + if (rx_stats->rs_status & ATH9K_RXERR_DECRYPT) { *decrypt_error = true; - } else if (rx_stats->rs_status & ATH9K_RXERR_MIC) { - bool is_mc; @@ -39,7 +58,7 @@ - * decrypted using a valid TKIP key. - */ - is_mc = !!is_multicast_ether_addr(hdr->addr1); - +- - if (!ieee80211_is_ctl(fc) && - !ieee80211_has_morefrags(fc) && - !(le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG) && @@ -47,11 +66,13 @@ - rxs->flag |= RX_FLAG_MMIC_ERROR; - else - rx_stats->rs_status &= ~ATH9K_RXERR_MIC; -- } ++ mic_error = false; + } ++ /* * Reject error frames with the exception of * decryption and MIC failures. For monitor mode, -@@ -886,6 +873,18 @@ static bool ath9k_rx_accept(struct ath_c +@@ -886,6 +882,18 @@ static bool ath9k_rx_accept(struct ath_c } } } @@ -70,7 +91,7 @@ return true; } -@@ -1940,6 +1939,9 @@ int ath_rx_tasklet(struct ath_softc *sc, +@@ -1940,6 +1948,9 @@ int ath_rx_tasklet(struct ath_softc *sc, sc->rx.rxotherant = 0; } |