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authorFelix Blyakher <felixb@sgi.com>2009-03-24 14:25:34 -0500
committerFelix Blyakher <felixb@sgi.com>2009-03-24 14:25:34 -0500
commit61454f33389ecfac68846e07d29c8d18af342c43 (patch)
tree7dcf069151aa7331c9261d262df4c192b2fabc34 /net/wireless
parent4740cd8b4f27d6ac11e76c432d5d03fb780b2596 (diff)
parent8e0ee43bc2c3e19db56a4adaa9a9b04ce885cd84 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'net/wireless')
-rw-r--r--net/wireless/Kconfig10
-rw-r--r--net/wireless/lib80211_crypt_ccmp.c2
-rw-r--r--net/wireless/lib80211_crypt_tkip.c4
-rw-r--r--net/wireless/nl80211.c11
4 files changed, 27 insertions, 0 deletions
diff --git a/net/wireless/Kconfig b/net/wireless/Kconfig
index e28e2b8fa43..092ae6faccc 100644
--- a/net/wireless/Kconfig
+++ b/net/wireless/Kconfig
@@ -102,3 +102,13 @@ config LIB80211_CRYPT_CCMP
config LIB80211_CRYPT_TKIP
tristate
+
+config LIB80211_DEBUG
+ bool "lib80211 debugging messages"
+ depends on LIB80211
+ default n
+ ---help---
+ You can enable this if you want verbose debugging messages
+ from lib80211.
+
+ If unsure, say N.
diff --git a/net/wireless/lib80211_crypt_ccmp.c b/net/wireless/lib80211_crypt_ccmp.c
index db428194c16..2301dc1edc4 100644
--- a/net/wireless/lib80211_crypt_ccmp.c
+++ b/net/wireless/lib80211_crypt_ccmp.c
@@ -337,6 +337,7 @@ static int lib80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
pos += 8;
if (ccmp_replay_check(pn, key->rx_pn)) {
+#ifdef CONFIG_LIB80211_DEBUG
if (net_ratelimit()) {
printk(KERN_DEBUG "CCMP: replay detected: STA=%pM "
"previous PN %02x%02x%02x%02x%02x%02x "
@@ -346,6 +347,7 @@ static int lib80211_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv)
key->rx_pn[3], key->rx_pn[4], key->rx_pn[5],
pn[0], pn[1], pn[2], pn[3], pn[4], pn[5]);
}
+#endif
key->dot11RSNAStatsCCMPReplays++;
return -4;
}
diff --git a/net/wireless/lib80211_crypt_tkip.c b/net/wireless/lib80211_crypt_tkip.c
index 7e8e22bfed9..c36287399d7 100644
--- a/net/wireless/lib80211_crypt_tkip.c
+++ b/net/wireless/lib80211_crypt_tkip.c
@@ -465,12 +465,14 @@ static int lib80211_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)) {
+#ifdef CONFIG_LIB80211_DEBUG
if (net_ratelimit()) {
printk(KERN_DEBUG "TKIP: replay detected: STA=%pM"
" previous TSC %08x%04x received TSC "
"%08x%04x\n", hdr->addr2,
tkey->rx_iv32, tkey->rx_iv16, iv32, iv16);
}
+#endif
tkey->dot11RSNAStatsTKIPReplays++;
return -4;
}
@@ -505,10 +507,12 @@ static int lib80211_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;
}
+#ifdef CONFIG_LIB80211_DEBUG
if (net_ratelimit()) {
printk(KERN_DEBUG "TKIP: ICV error detected: STA="
"%pM\n", hdr->addr2);
}
+#endif
tkey->dot11RSNAStatsTKIPICVErrors++;
return -5;
}
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 1e728fff474..31b807af323 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -1908,6 +1908,11 @@ static int nl80211_get_mesh_params(struct sk_buff *skb,
if (err)
return err;
+ if (!drv->ops->get_mesh_params) {
+ err = -EOPNOTSUPP;
+ goto out;
+ }
+
/* Get the mesh params */
rtnl_lock();
err = drv->ops->get_mesh_params(&drv->wiphy, dev, &cur_params);
@@ -2017,6 +2022,11 @@ static int nl80211_set_mesh_params(struct sk_buff *skb, struct genl_info *info)
if (err)
return err;
+ if (!drv->ops->set_mesh_params) {
+ err = -EOPNOTSUPP;
+ goto out;
+ }
+
/* This makes sure that there aren't more than 32 mesh config
* parameters (otherwise our bitfield scheme would not work.) */
BUILD_BUG_ON(NL80211_MESHCONF_ATTR_MAX > 32);
@@ -2061,6 +2071,7 @@ static int nl80211_set_mesh_params(struct sk_buff *skb, struct genl_info *info)
err = drv->ops->set_mesh_params(&drv->wiphy, dev, &cfg, mask);
rtnl_unlock();
+ out:
/* cleanup */
cfg80211_put_dev(drv);
dev_put(dev);