For drivers that do no hardware encryption/decryption, WEP encryption
works as long as IEEE80211_HW_INCLUDE_IV is not set in the flags variable.
With WPA encryption and IEEE80211_HW_INCLUDE_IV not set, the logs are full
of TKIP decrypt failure messages. Despite the messages, RX is working.
This patch turns off the message for this case.
Signed-off-by: Larry Finger <Larry.Finger@xxxxxxxxxxxx>
---
John,
Your suggestion to net_ratelimit the output is a good one. I hope the 3rd
time is a charm. I cannot believe that I'm still getting & and && confused.
At least I'm now getting = and == right (most of the time). FORTRAN IV didn't
have these complications!!
Larry
wpa.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
Index: wireless-legacy/net/mac80211/wpa.c
===================================================================
--- wireless-legacy.orig/net/mac80211/wpa.c
+++ wireless-legacy/net/mac80211/wpa.c
@@ -516,9 +516,12 @@ ieee80211_rx_h_tkip_decrypt(struct ieee8
skb->len - hdrlen, rx->sta->addr,
hwaccel, rx->u.rx.queue);
if (res != TKIP_DECRYPT_OK || wpa_test) {
- printk(KERN_DEBUG "%s: TKIP decrypt failed for RX frame from "
- MAC_FMT " (res=%d)\n",
- rx->dev->name, MAC_ARG(rx->sta->addr), res);
+ if ((rx->local->hw.flags & IEEE80211_HW_WEP_INCLUDE_IV)
+ && net_ratelimit()) {
+ printk(KERN_DEBUG "%s: TKIP decrypt failed for RX frame from "
+ MAC_FMT " (res=%d)\n",
+ rx->dev->name, MAC_ARG(rx->sta->addr), res);
+ }
return TXRX_DROP;
}
-
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