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-rw-r--r--include/net/ieee80211.h8
-rw-r--r--net/ieee80211/ieee80211_crypt_ccmp.c2
-rw-r--r--net/ieee80211/ieee80211_crypt_tkip.c4
-rw-r--r--net/mac80211/ieee80211.c27
-rw-r--r--net/mac80211/ieee80211_sta.c2
5 files changed, 37 insertions, 6 deletions
diff --git a/include/net/ieee80211.h b/include/net/ieee80211.h
index 164d1321116..d8ae48439f1 100644
--- a/include/net/ieee80211.h
+++ b/include/net/ieee80211.h
@@ -115,8 +115,16 @@ extern u32 ieee80211_debug_level;
do { if (ieee80211_debug_level & (level)) \
printk(KERN_DEBUG "ieee80211: %c %s " fmt, \
in_interrupt() ? 'I' : 'U', __FUNCTION__ , ## args); } while (0)
+static inline bool ieee80211_ratelimit_debug(u32 level)
+{
+ return (ieee80211_debug_level & level) && net_ratelimit();
+}
#else
#define IEEE80211_DEBUG(level, fmt, args...) do {} while (0)
+static inline bool ieee80211_ratelimit_debug(u32 level)
+{
+ return false;
+}
#endif /* CONFIG_IEEE80211_DEBUG */
/* escape_essid() is intended to be used in debug (and possibly error)
diff --git a/net/ieee80211/ieee80211_crypt_ccmp.c b/net/ieee80211/ieee80211_crypt_ccmp.c
index c6d760d9fbb..208bf35b554 100644
--- a/net/ieee80211/ieee80211_crypt_ccmp.c
+++ b/net/ieee80211/ieee80211_crypt_ccmp.c
@@ -338,7 +338,7 @@ static int ieee80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
pos += 8;
if (ccmp_replay_check(pn, key->rx_pn)) {
- if (net_ratelimit()) {
+ if (ieee80211_ratelimit_debug(IEEE80211_DL_DROP)) {
IEEE80211_DEBUG_DROP("CCMP: replay detected: STA=%s "
"previous PN %02x%02x%02x%02x%02x%02x "
"received PN %02x%02x%02x%02x%02x%02x\n",
diff --git a/net/ieee80211/ieee80211_crypt_tkip.c b/net/ieee80211/ieee80211_crypt_tkip.c
index 58b22619ab1..8e146949fc6 100644
--- a/net/ieee80211/ieee80211_crypt_tkip.c
+++ b/net/ieee80211/ieee80211_crypt_tkip.c
@@ -464,7 +464,7 @@ static int ieee80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
pos += 8;
if (tkip_replay_check(iv32, iv16, tkey->rx_iv32, tkey->rx_iv16)) {
- if (net_ratelimit()) {
+ if (ieee80211_ratelimit_debug(IEEE80211_DL_DROP)) {
IEEE80211_DEBUG_DROP("TKIP: replay detected: STA=%s"
" previous TSC %08x%04x received TSC "
"%08x%04x\n", print_mac(mac, hdr->addr2),
@@ -504,7 +504,7 @@ static int ieee80211_tkip_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
* it needs to be recalculated for the next packet. */
tkey->rx_phase1_done = 0;
}
- if (net_ratelimit()) {
+ if (ieee80211_ratelimit_debug(IEEE80211_DL_DROP)) {
IEEE80211_DEBUG_DROP("TKIP: ICV error detected: STA="
"%s\n", print_mac(mac, hdr->addr2));
}
diff --git a/net/mac80211/ieee80211.c b/net/mac80211/ieee80211.c
index e0ee65a969b..59350b8727e 100644
--- a/net/mac80211/ieee80211.c
+++ b/net/mac80211/ieee80211.c
@@ -267,6 +267,17 @@ static int ieee80211_open(struct net_device *dev)
tasklet_enable(&local->tasklet);
}
+ /*
+ * set_multicast_list will be invoked by the networking core
+ * which will check whether any increments here were done in
+ * error and sync them down to the hardware as filter flags.
+ */
+ if (sdata->flags & IEEE80211_SDATA_ALLMULTI)
+ atomic_inc(&local->iff_allmultis);
+
+ if (sdata->flags & IEEE80211_SDATA_PROMISC)
+ atomic_inc(&local->iff_promiscs);
+
local->open_count++;
netif_start_queue(dev);
@@ -284,6 +295,18 @@ static int ieee80211_stop(struct net_device *dev)
netif_stop_queue(dev);
+ /*
+ * Don't count this interface for promisc/allmulti while it
+ * is down. dev_mc_unsync() will invoke set_multicast_list
+ * on the master interface which will sync these down to the
+ * hardware as filter flags.
+ */
+ if (sdata->flags & IEEE80211_SDATA_ALLMULTI)
+ atomic_dec(&local->iff_allmultis);
+
+ if (sdata->flags & IEEE80211_SDATA_PROMISC)
+ atomic_dec(&local->iff_promiscs);
+
dev_mc_unsync(local->mdev, dev);
/* down all dependent devices, that is VLANs */
@@ -366,8 +389,8 @@ static void ieee80211_set_multicast_list(struct net_device *dev)
allmulti = !!(dev->flags & IFF_ALLMULTI);
promisc = !!(dev->flags & IFF_PROMISC);
- sdata_allmulti = sdata->flags & IEEE80211_SDATA_ALLMULTI;
- sdata_promisc = sdata->flags & IEEE80211_SDATA_PROMISC;
+ sdata_allmulti = !!(sdata->flags & IEEE80211_SDATA_ALLMULTI);
+ sdata_promisc = !!(sdata->flags & IEEE80211_SDATA_PROMISC);
if (allmulti != sdata_allmulti) {
if (dev->flags & IFF_ALLMULTI)
diff --git a/net/mac80211/ieee80211_sta.c b/net/mac80211/ieee80211_sta.c
index 015b3f879aa..16afd24d4f6 100644
--- a/net/mac80211/ieee80211_sta.c
+++ b/net/mac80211/ieee80211_sta.c
@@ -2647,7 +2647,7 @@ void ieee80211_scan_completed(struct ieee80211_hw *hw)
local->sta_scanning = 0;
if (ieee80211_hw_config(local))
- printk(KERN_DEBUG "%s: failed to restore operational"
+ printk(KERN_DEBUG "%s: failed to restore operational "
"channel after scan\n", dev->name);