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authorJohn W. Linville <linville@tuxdriver.com>2007-11-06 17:12:31 -0500
committerDavid S. Miller <davem@sunset.davemloft.net>2007-11-10 22:01:34 -0800
commit7f3ad8943e2e6336ba229b208be8c7a80730c5d4 (patch)
tree85f0f54e9944d9138bb52fc30fc4074690940d34 /net/mac80211/wpa.c
parent5b98b1f7daf6d52ccc446486aca0b8bc9a588b2c (diff)
mac80211: make "decrypt failed" messages conditional upon MAC80211_DEBUG
Make "decrypt failed" and "have no key" debugging messages compile conditionally upon CONFIG_MAC80211_DEBUG. They have been useful for finding certain problems in the past, but in many cases they just clutter a user's logs. A typical example is an enviornment where multiple SSIDs are using a single BSSID but with different protection schemes or different keys for each SSID. In such an environment these messages are just noise. Let's just leave them for those interested enough to turn-on debugging. Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/wpa.c')
-rw-r--r--net/mac80211/wpa.c18
1 files changed, 12 insertions, 6 deletions
diff --git a/net/mac80211/wpa.c b/net/mac80211/wpa.c
index 6695efba57e..20cec1cb956 100644
--- a/net/mac80211/wpa.c
+++ b/net/mac80211/wpa.c
@@ -323,9 +323,12 @@ ieee80211_crypto_tkip_decrypt(struct ieee80211_txrx_data *rx)
&rx->u.rx.tkip_iv32,
&rx->u.rx.tkip_iv16);
if (res != TKIP_DECRYPT_OK || wpa_test) {
- printk(KERN_DEBUG "%s: TKIP decrypt failed for RX frame from "
- "%s (res=%d)\n",
- rx->dev->name, print_mac(mac, rx->sta->addr), res);
+#ifdef CONFIG_MAC80211_DEBUG
+ if (net_ratelimit())
+ printk(KERN_DEBUG "%s: TKIP decrypt failed for RX "
+ "frame from %s (res=%d)\n", rx->dev->name,
+ print_mac(mac, rx->sta->addr), res);
+#endif /* CONFIG_MAC80211_DEBUG */
return TXRX_DROP;
}
@@ -594,9 +597,12 @@ ieee80211_crypto_ccmp_decrypt(struct ieee80211_txrx_data *rx)
skb->data + hdrlen + CCMP_HDR_LEN, data_len,
skb->data + skb->len - CCMP_MIC_LEN,
skb->data + hdrlen + CCMP_HDR_LEN)) {
- printk(KERN_DEBUG "%s: CCMP decrypt failed for RX "
- "frame from %s\n", rx->dev->name,
- print_mac(mac, rx->sta->addr));
+#ifdef CONFIG_MAC80211_DEBUG
+ if (net_ratelimit())
+ printk(KERN_DEBUG "%s: CCMP decrypt failed "
+ "for RX frame from %s\n", rx->dev->name,
+ print_mac(mac, rx->sta->addr));
+#endif /* CONFIG_MAC80211_DEBUG */
return TXRX_DROP;
}
}