lib80211: silence excessive crypto debugging messages
When they were part of the now defunct ieee80211 component, these messages were only visible when special debugging settings were enabled. Let's mirror that with a new lib80211 debugging Kconfig option. Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
parent
ea8dbdd170
commit
6f16bf3bdb
@ -102,3 +102,13 @@ config LIB80211_CRYPT_CCMP
|
|||||||
|
|
||||||
config LIB80211_CRYPT_TKIP
|
config LIB80211_CRYPT_TKIP
|
||||||
tristate
|
tristate
|
||||||
|
|
||||||
|
config LIB80211_DEBUG
|
||||||
|
bool "lib80211 debugging messages"
|
||||||
|
depends on LIB80211
|
||||||
|
default n
|
||||||
|
---help---
|
||||||
|
You can enable this if you want verbose debugging messages
|
||||||
|
from lib80211.
|
||||||
|
|
||||||
|
If unsure, say N.
|
||||||
|
@ -337,6 +337,7 @@ static int lib80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
|
|||||||
pos += 8;
|
pos += 8;
|
||||||
|
|
||||||
if (ccmp_replay_check(pn, key->rx_pn)) {
|
if (ccmp_replay_check(pn, key->rx_pn)) {
|
||||||
|
#ifdef CONFIG_LIB80211_DEBUG
|
||||||
if (net_ratelimit()) {
|
if (net_ratelimit()) {
|
||||||
printk(KERN_DEBUG "CCMP: replay detected: STA=%pM "
|
printk(KERN_DEBUG "CCMP: replay detected: STA=%pM "
|
||||||
"previous PN %02x%02x%02x%02x%02x%02x "
|
"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)
|
|||||||
key->rx_pn[3], key->rx_pn[4], key->rx_pn[5],
|
key->rx_pn[3], key->rx_pn[4], key->rx_pn[5],
|
||||||
pn[0], pn[1], pn[2], pn[3], pn[4], pn[5]);
|
pn[0], pn[1], pn[2], pn[3], pn[4], pn[5]);
|
||||||
}
|
}
|
||||||
|
#endif
|
||||||
key->dot11RSNAStatsCCMPReplays++;
|
key->dot11RSNAStatsCCMPReplays++;
|
||||||
return -4;
|
return -4;
|
||||||
}
|
}
|
||||||
|
@ -465,12 +465,14 @@ static int lib80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
|
|||||||
pos += 8;
|
pos += 8;
|
||||||
|
|
||||||
if (tkip_replay_check(iv32, iv16, tkey->rx_iv32, tkey->rx_iv16)) {
|
if (tkip_replay_check(iv32, iv16, tkey->rx_iv32, tkey->rx_iv16)) {
|
||||||
|
#ifdef CONFIG_LIB80211_DEBUG
|
||||||
if (net_ratelimit()) {
|
if (net_ratelimit()) {
|
||||||
printk(KERN_DEBUG "TKIP: replay detected: STA=%pM"
|
printk(KERN_DEBUG "TKIP: replay detected: STA=%pM"
|
||||||
" previous TSC %08x%04x received TSC "
|
" previous TSC %08x%04x received TSC "
|
||||||
"%08x%04x\n", hdr->addr2,
|
"%08x%04x\n", hdr->addr2,
|
||||||
tkey->rx_iv32, tkey->rx_iv16, iv32, iv16);
|
tkey->rx_iv32, tkey->rx_iv16, iv32, iv16);
|
||||||
}
|
}
|
||||||
|
#endif
|
||||||
tkey->dot11RSNAStatsTKIPReplays++;
|
tkey->dot11RSNAStatsTKIPReplays++;
|
||||||
return -4;
|
return -4;
|
||||||
}
|
}
|
||||||
@ -505,10 +507,12 @@ static int lib80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
|
|||||||
* it needs to be recalculated for the next packet. */
|
* it needs to be recalculated for the next packet. */
|
||||||
tkey->rx_phase1_done = 0;
|
tkey->rx_phase1_done = 0;
|
||||||
}
|
}
|
||||||
|
#ifdef CONFIG_LIB80211_DEBUG
|
||||||
if (net_ratelimit()) {
|
if (net_ratelimit()) {
|
||||||
printk(KERN_DEBUG "TKIP: ICV error detected: STA="
|
printk(KERN_DEBUG "TKIP: ICV error detected: STA="
|
||||||
"%pM\n", hdr->addr2);
|
"%pM\n", hdr->addr2);
|
||||||
}
|
}
|
||||||
|
#endif
|
||||||
tkey->dot11RSNAStatsTKIPICVErrors++;
|
tkey->dot11RSNAStatsTKIPICVErrors++;
|
||||||
return -5;
|
return -5;
|
||||||
}
|
}
|
||||||
|
Loading…
Reference in New Issue
Block a user