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Diffstat (limited to 'net/mac80211/wpa.c')
-rw-r--r--net/mac80211/wpa.c42
1 files changed, 21 insertions, 21 deletions
diff --git a/net/mac80211/wpa.c b/net/mac80211/wpa.c
index 2d8e38b3bcb5..94dae7cb6dbd 100644
--- a/net/mac80211/wpa.c
+++ b/net/mac80211/wpa.c
@@ -3,7 +3,7 @@
* Copyright 2002-2004, Instant802 Networks, Inc.
* Copyright 2008, Jouni Malinen <j@w1.fi>
* Copyright (C) 2016-2017 Intel Deutschland GmbH
- * Copyright (C) 2020-2022 Intel Corporation
+ * Copyright (C) 2020-2023 Intel Corporation
*/
#include <linux/netdevice.h>
@@ -142,7 +142,7 @@ ieee80211_rx_h_michael_mic_verify(struct ieee80211_rx_data *rx)
* group keys and only the AP is sending real multicast
* frames in the BSS.
*/
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_AP_RX_GROUPCAST;
}
if (status->flag & RX_FLAG_MMIC_ERROR)
@@ -150,10 +150,10 @@ ieee80211_rx_h_michael_mic_verify(struct ieee80211_rx_data *rx)
hdrlen = ieee80211_hdrlen(hdr->frame_control);
if (skb->len < hdrlen + MICHAEL_MIC_LEN)
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_MMIC;
if (skb_linearize(rx->skb))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_OOM;
hdr = (void *)skb->data;
data = skb->data + hdrlen;
@@ -188,7 +188,7 @@ mic_fail_no_key:
NL80211_KEYTYPE_PAIRWISE,
rx->key ? rx->key->conf.keyidx : -1,
NULL, GFP_ATOMIC);
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_MMIC_FAIL;
}
static int tkip_encrypt_skb(struct ieee80211_tx_data *tx, struct sk_buff *skb)
@@ -276,11 +276,11 @@ ieee80211_crypto_tkip_decrypt(struct ieee80211_rx_data *rx)
return RX_CONTINUE;
if (!rx->sta || skb->len - hdrlen < 12)
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_TKIP;
/* it may be possible to optimize this a bit more */
if (skb_linearize(rx->skb))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_OOM;
hdr = (void *)skb->data;
/*
@@ -298,7 +298,7 @@ ieee80211_crypto_tkip_decrypt(struct ieee80211_rx_data *rx)
&rx->tkip.iv32,
&rx->tkip.iv16);
if (res != TKIP_DECRYPT_OK)
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_TKIP_FAIL;
/* Trim ICV */
if (!(status->flag & RX_FLAG_ICV_STRIPPED))
@@ -523,12 +523,12 @@ ieee80211_crypto_ccmp_decrypt(struct ieee80211_rx_data *rx,
if (status->flag & RX_FLAG_DECRYPTED) {
if (!pskb_may_pull(rx->skb, hdrlen + IEEE80211_CCMP_HDR_LEN))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_CCMP;
if (status->flag & RX_FLAG_MIC_STRIPPED)
mic_len = 0;
} else {
if (skb_linearize(rx->skb))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_OOM;
}
/* reload hdr - skb might have been reallocated */
@@ -536,7 +536,7 @@ ieee80211_crypto_ccmp_decrypt(struct ieee80211_rx_data *rx,
data_len = skb->len - hdrlen - IEEE80211_CCMP_HDR_LEN - mic_len;
if (!rx->sta || data_len < 0)
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_CCMP;
if (!(status->flag & RX_FLAG_PN_VALIDATED)) {
int res;
@@ -574,7 +574,7 @@ ieee80211_crypto_ccmp_decrypt(struct ieee80211_rx_data *rx,
/* Remove CCMP header and MIC */
if (pskb_trim(skb, skb->len - mic_len))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_CCMP_MIC;
memmove(skb->data + IEEE80211_CCMP_HDR_LEN, skb->data, hdrlen);
skb_pull(skb, IEEE80211_CCMP_HDR_LEN);
@@ -719,12 +719,12 @@ ieee80211_crypto_gcmp_decrypt(struct ieee80211_rx_data *rx)
if (status->flag & RX_FLAG_DECRYPTED) {
if (!pskb_may_pull(rx->skb, hdrlen + IEEE80211_GCMP_HDR_LEN))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_GCMP;
if (status->flag & RX_FLAG_MIC_STRIPPED)
mic_len = 0;
} else {
if (skb_linearize(rx->skb))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_OOM;
}
/* reload hdr - skb might have been reallocated */
@@ -732,7 +732,7 @@ ieee80211_crypto_gcmp_decrypt(struct ieee80211_rx_data *rx)
data_len = skb->len - hdrlen - IEEE80211_GCMP_HDR_LEN - mic_len;
if (!rx->sta || data_len < 0)
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_GCMP;
if (!(status->flag & RX_FLAG_PN_VALIDATED)) {
int res;
@@ -771,7 +771,7 @@ ieee80211_crypto_gcmp_decrypt(struct ieee80211_rx_data *rx)
/* Remove GCMP header and MIC */
if (pskb_trim(skb, skb->len - mic_len))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_GCMP_MIC;
memmove(skb->data + IEEE80211_GCMP_HDR_LEN, skb->data, hdrlen);
skb_pull(skb, IEEE80211_GCMP_HDR_LEN);
@@ -924,7 +924,7 @@ ieee80211_crypto_aes_cmac_decrypt(struct ieee80211_rx_data *rx)
/* management frames are already linear */
if (skb->len < 24 + sizeof(*mmie))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_CMAC;
mmie = (struct ieee80211_mmie *)
(skb->data + skb->len - sizeof(*mmie));
@@ -974,13 +974,13 @@ ieee80211_crypto_aes_cmac_256_decrypt(struct ieee80211_rx_data *rx)
/* management frames are already linear */
if (skb->len < 24 + sizeof(*mmie))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_CMAC256;
mmie = (struct ieee80211_mmie_16 *)
(skb->data + skb->len - sizeof(*mmie));
if (mmie->element_id != WLAN_EID_MMIE ||
mmie->length != sizeof(*mmie) - 2)
- return RX_DROP_UNUSABLE; /* Invalid MMIE */
+ return RX_DROP_U_BAD_MMIE; /* Invalid MMIE */
bip_ipn_swap(ipn, mmie->sequence_number);
@@ -1073,7 +1073,7 @@ ieee80211_crypto_aes_gmac_decrypt(struct ieee80211_rx_data *rx)
/* management frames are already linear */
if (skb->len < 24 + sizeof(*mmie))
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_SHORT_GMAC;
mmie = (struct ieee80211_mmie_16 *)
(skb->data + skb->len - sizeof(*mmie));
@@ -1097,7 +1097,7 @@ ieee80211_crypto_aes_gmac_decrypt(struct ieee80211_rx_data *rx)
mic = kmalloc(GMAC_MIC_LEN, GFP_ATOMIC);
if (!mic)
- return RX_DROP_UNUSABLE;
+ return RX_DROP_U_OOM;
if (ieee80211_aes_gmac(key->u.aes_gmac.tfm, aad, nonce,
skb->data + 24, skb->len - 24,
mic) < 0 ||
generated by cgit (git 2.34.1) at 2024-06-17 06:41:01 +0000