diff options
Diffstat (limited to 'net/wireless')
-rw-r--r-- | net/wireless/Kconfig | 10 | ||||
-rw-r--r-- | net/wireless/lib80211_crypt_ccmp.c | 2 | ||||
-rw-r--r-- | net/wireless/lib80211_crypt_tkip.c | 4 |
3 files changed, 16 insertions, 0 deletions
diff --git a/net/wireless/Kconfig b/net/wireless/Kconfig index e28e2b8fa436..092ae6faccca 100644 --- a/net/wireless/Kconfig +++ b/net/wireless/Kconfig | |||
@@ -102,3 +102,13 @@ config LIB80211_CRYPT_CCMP | |||
102 | 102 | ||
103 | config LIB80211_CRYPT_TKIP | 103 | config LIB80211_CRYPT_TKIP |
104 | tristate | 104 | tristate |
105 | |||
106 | config LIB80211_DEBUG | ||
107 | bool "lib80211 debugging messages" | ||
108 | depends on LIB80211 | ||
109 | default n | ||
110 | ---help--- | ||
111 | You can enable this if you want verbose debugging messages | ||
112 | from lib80211. | ||
113 | |||
114 | If unsure, say N. | ||
diff --git a/net/wireless/lib80211_crypt_ccmp.c b/net/wireless/lib80211_crypt_ccmp.c index db428194c16a..2301dc1edc4c 100644 --- a/net/wireless/lib80211_crypt_ccmp.c +++ b/net/wireless/lib80211_crypt_ccmp.c | |||
@@ -337,6 +337,7 @@ static int lib80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv) | |||
337 | pos += 8; | 337 | pos += 8; |
338 | 338 | ||
339 | if (ccmp_replay_check(pn, key->rx_pn)) { | 339 | if (ccmp_replay_check(pn, key->rx_pn)) { |
340 | #ifdef CONFIG_LIB80211_DEBUG | ||
340 | if (net_ratelimit()) { | 341 | if (net_ratelimit()) { |
341 | printk(KERN_DEBUG "CCMP: replay detected: STA=%pM " | 342 | printk(KERN_DEBUG "CCMP: replay detected: STA=%pM " |
342 | "previous PN %02x%02x%02x%02x%02x%02x " | 343 | "previous PN %02x%02x%02x%02x%02x%02x " |
@@ -346,6 +347,7 @@ static int lib80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv) | |||
346 | key->rx_pn[3], key->rx_pn[4], key->rx_pn[5], | 347 | key->rx_pn[3], key->rx_pn[4], key->rx_pn[5], |
347 | pn[0], pn[1], pn[2], pn[3], pn[4], pn[5]); | 348 | pn[0], pn[1], pn[2], pn[3], pn[4], pn[5]); |
348 | } | 349 | } |
350 | #endif | ||
349 | key->dot11RSNAStatsCCMPReplays++; | 351 | key->dot11RSNAStatsCCMPReplays++; |
350 | return -4; | 352 | return -4; |
351 | } | 353 | } |
diff --git a/net/wireless/lib80211_crypt_tkip.c b/net/wireless/lib80211_crypt_tkip.c index 7e8e22bfed90..c36287399d7e 100644 --- a/net/wireless/lib80211_crypt_tkip.c +++ b/net/wireless/lib80211_crypt_tkip.c | |||
@@ -465,12 +465,14 @@ static int lib80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv) | |||
465 | pos += 8; | 465 | pos += 8; |
466 | 466 | ||
467 | if (tkip_replay_check(iv32, iv16, tkey->rx_iv32, tkey->rx_iv16)) { | 467 | if (tkip_replay_check(iv32, iv16, tkey->rx_iv32, tkey->rx_iv16)) { |
468 | #ifdef CONFIG_LIB80211_DEBUG | ||
468 | if (net_ratelimit()) { | 469 | if (net_ratelimit()) { |
469 | printk(KERN_DEBUG "TKIP: replay detected: STA=%pM" | 470 | printk(KERN_DEBUG "TKIP: replay detected: STA=%pM" |
470 | " previous TSC %08x%04x received TSC " | 471 | " previous TSC %08x%04x received TSC " |
471 | "%08x%04x\n", hdr->addr2, | 472 | "%08x%04x\n", hdr->addr2, |
472 | tkey->rx_iv32, tkey->rx_iv16, iv32, iv16); | 473 | tkey->rx_iv32, tkey->rx_iv16, iv32, iv16); |
473 | } | 474 | } |
475 | #endif | ||
474 | tkey->dot11RSNAStatsTKIPReplays++; | 476 | tkey->dot11RSNAStatsTKIPReplays++; |
475 | return -4; | 477 | return -4; |
476 | } | 478 | } |
@@ -505,10 +507,12 @@ static int lib80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv) | |||
505 | * it needs to be recalculated for the next packet. */ | 507 | * it needs to be recalculated for the next packet. */ |
506 | tkey->rx_phase1_done = 0; | 508 | tkey->rx_phase1_done = 0; |
507 | } | 509 | } |
510 | #ifdef CONFIG_LIB80211_DEBUG | ||
508 | if (net_ratelimit()) { | 511 | if (net_ratelimit()) { |
509 | printk(KERN_DEBUG "TKIP: ICV error detected: STA=" | 512 | printk(KERN_DEBUG "TKIP: ICV error detected: STA=" |
510 | "%pM\n", hdr->addr2); | 513 | "%pM\n", hdr->addr2); |
511 | } | 514 | } |
515 | #endif | ||
512 | tkey->dot11RSNAStatsTKIPICVErrors++; | 516 | tkey->dot11RSNAStatsTKIPICVErrors++; |
513 | return -5; | 517 | return -5; |
514 | } | 518 | } |