2007-11-29 16:09:46

by Adel Gadllah

[permalink] [raw]
Subject: [PATCH] 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 <[email protected]>

diff --git a/net/mac80211/wep.c b/net/mac80211/wep.c
index 9bf0e1c..b5f3413 100644
--- 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;
}
-


2007-11-30 11:40:45

by Johannes Berg

[permalink] [raw]
Subject: Re: [PATCH] mac80211: rate limit wep decrypt failed messages


On Thu, 2007-11-29 at 17:09 +0100, Adel Gadllah wrote:
> The attached patch rate limits "WEP decrypt failed (ICV)" to avoid
> flooding the logfiles.
>
> Signed-off-by: Adel Gadllah <[email protected]>

Acked-by: Johannes Berg <[email protected]>
>
> diff --git a/net/mac80211/wep.c b/net/mac80211/wep.c
> index 9bf0e1c..b5f3413 100644
> --- 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;
> }
> -
>

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