diff options
| author | Ryder Lee <ryder.lee@mediatek.com> | 2021-06-17 09:17:49 +0200 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2021-06-19 09:22:51 +0200 |
| commit | c368362c36d3d4cedbc9a1c9caa95960912cc429 (patch) | |
| tree | 38dee1ade846cdce8e09bdc55967f4467d4c52f5 /drivers/net/wireless/mediatek/mt76/mt7603 | |
| parent | mt76: mt7921: fix the coredump is being truncated (diff) | |
| download | linux-c368362c36d3d4cedbc9a1c9caa95960912cc429.tar.xz linux-c368362c36d3d4cedbc9a1c9caa95960912cc429.zip | |
mt76: fix iv and CCMP header insertion
The iv from RXD is only for TKIP_RSC/CCMP_PN/GCMP_PN, and it needs a
check for CCMP header insertion. Move mt76_cipher_type to mt76.h to
reduce duplicated code.
Signed-off-by: Xing Song <xing.song@mediatek.com>
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt7603')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7603/mac.c | 33 | ||||
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7603/regs.h | 12 |
2 files changed, 23 insertions, 22 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/mac.c b/drivers/net/wireless/mediatek/mt76/mt7603/mac.c index 8435e9597688..3972c56136a2 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7603/mac.c @@ -550,14 +550,27 @@ mt7603_mac_fill_rx(struct mt7603_dev *dev, struct sk_buff *skb) u8 *data = (u8 *)rxd; if (status->flag & RX_FLAG_DECRYPTED) { - status->iv[0] = data[5]; - status->iv[1] = data[4]; - status->iv[2] = data[3]; - status->iv[3] = data[2]; - status->iv[4] = data[1]; - status->iv[5] = data[0]; - - insert_ccmp_hdr = FIELD_GET(MT_RXD2_NORMAL_FRAG, rxd2); + switch (FIELD_GET(MT_RXD2_NORMAL_SEC_MODE, rxd2)) { + case MT_CIPHER_AES_CCMP: + case MT_CIPHER_CCMP_CCX: + case MT_CIPHER_CCMP_256: + insert_ccmp_hdr = + FIELD_GET(MT_RXD2_NORMAL_FRAG, rxd2); + fallthrough; + case MT_CIPHER_TKIP: + case MT_CIPHER_TKIP_NO_MIC: + case MT_CIPHER_GCMP: + case MT_CIPHER_GCMP_256: + status->iv[0] = data[5]; + status->iv[1] = data[4]; + status->iv[2] = data[3]; + status->iv[3] = data[2]; + status->iv[4] = data[1]; + status->iv[5] = data[0]; + break; + default: + break; + } } rxd += 4; @@ -831,7 +844,7 @@ void mt7603_wtbl_set_rates(struct mt7603_dev *dev, struct mt7603_sta *sta, sta->wcid.tx_info |= MT_WCID_TX_INFO_SET; } -static enum mt7603_cipher_type +static enum mt76_cipher_type mt7603_mac_get_key_info(struct ieee80211_key_conf *key, u8 *key_data) { memset(key_data, 0, 32); @@ -863,7 +876,7 @@ mt7603_mac_get_key_info(struct ieee80211_key_conf *key, u8 *key_data) int mt7603_wtbl_set_key(struct mt7603_dev *dev, int wcid, struct ieee80211_key_conf *key) { - enum mt7603_cipher_type cipher; + enum mt76_cipher_type cipher; u32 addr = mt7603_wtbl3_addr(wcid); u8 key_data[32]; int key_len = sizeof(key_data); diff --git a/drivers/net/wireless/mediatek/mt76/mt7603/regs.h b/drivers/net/wireless/mediatek/mt76/mt7603/regs.h index 6741e6907194..3b901090b29c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7603/regs.h +++ b/drivers/net/wireless/mediatek/mt76/mt7603/regs.h @@ -765,16 +765,4 @@ enum { #define MT_WTBL1_OR (MT_WTBL1_BASE + 0x2300) #define MT_WTBL1_OR_PSM_WRITE BIT(31) -enum mt7603_cipher_type { - MT_CIPHER_NONE, - MT_CIPHER_WEP40, - MT_CIPHER_TKIP, - MT_CIPHER_TKIP_NO_MIC, - MT_CIPHER_AES_CCMP, - MT_CIPHER_WEP104, - MT_CIPHER_BIP_CMAC_128, - MT_CIPHER_WEP128, - MT_CIPHER_WAPI, -}; - #endif |