mac80211: rate limit wep decrypt failed messages

The attached patch rate limits "WEP decrypt failed (ICV)" to avoid
flooding the logfiles.

Signed-off-by: Adel Gadllah <adel.gadllah@gmx.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/net/mac80211/wep.c b/net/mac80211/wep.c
index 9bf0e1cc530ad5e9c8975d50cbca6cefddd673e3..b5f3413403bd27c0d2646f2b210bfc36123cc8c8 100644 (file)
--- a/net/mac80211/wep.c
+++ b/net/mac80211/wep.c
@@ -265,7 +265,8 @@ int ieee80211_wep_decrypt(struct ieee80211_local *local, struct sk_buff *skb,
        if (ieee80211_wep_decrypt_data(local->wep_rx_tfm, rc4key, klen,
                                       skb->data + hdrlen + WEP_IV_LEN,
                                       len)) {
-               printk(KERN_DEBUG "WEP decrypt failed (ICV)\n");
+               if (net_ratelimit())
+                       printk(KERN_DEBUG "WEP decrypt failed (ICV)\n");
                ret = -1;
        }