summaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/iwlegacy
diff options
context:
space:
mode:
authorDavid S. Miller <davem@davemloft.net>2011-05-11 19:13:08 -0400
committerDavid S. Miller <davem@davemloft.net>2011-05-11 19:13:08 -0400
commit78d41b35a9570b7a9a45686789df5dfaeb2b7f4c (patch)
treea28432584132a7c810b6b243795aec43544205ab /drivers/net/wireless/iwlegacy
parent9bbc052d5e63512b0ce4e201ea97e12fba9fda82 (diff)
parent2ae1b8b35faba31a59b153cbad07f9c15de99740 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
Diffstat (limited to 'drivers/net/wireless/iwlegacy')
-rw-r--r--drivers/net/wireless/iwlegacy/iwl-core.c7
-rw-r--r--drivers/net/wireless/iwlegacy/iwl-dev.h6
2 files changed, 13 insertions, 0 deletions
diff --git a/drivers/net/wireless/iwlegacy/iwl-core.c b/drivers/net/wireless/iwlegacy/iwl-core.c
index c1511b14b23..42db0fc8b92 100644
--- a/drivers/net/wireless/iwlegacy/iwl-core.c
+++ b/drivers/net/wireless/iwlegacy/iwl-core.c
@@ -2155,6 +2155,13 @@ int iwl_legacy_mac_config(struct ieee80211_hw *hw, u32 changed)
goto set_ch_out;
}
+ if (priv->iw_mode == NL80211_IFTYPE_ADHOC &&
+ !iwl_legacy_is_channel_ibss(ch_info)) {
+ IWL_DEBUG_MAC80211(priv, "leave - not IBSS channel\n");
+ ret = -EINVAL;
+ goto set_ch_out;
+ }
+
spin_lock_irqsave(&priv->lock, flags);
for_each_context(priv, ctx) {
diff --git a/drivers/net/wireless/iwlegacy/iwl-dev.h b/drivers/net/wireless/iwlegacy/iwl-dev.h
index 9ee849d669f..f43ac1eb901 100644
--- a/drivers/net/wireless/iwlegacy/iwl-dev.h
+++ b/drivers/net/wireless/iwlegacy/iwl-dev.h
@@ -1411,6 +1411,12 @@ iwl_legacy_is_channel_passive(const struct iwl_channel_info *ch)
return (!(ch->flags & EEPROM_CHANNEL_ACTIVE)) ? 1 : 0;
}
+static inline int
+iwl_legacy_is_channel_ibss(const struct iwl_channel_info *ch)
+{
+ return (ch->flags & EEPROM_CHANNEL_IBSS) ? 1 : 0;
+}
+
static inline void
__iwl_legacy_free_pages(struct iwl_priv *priv, struct page *page)
{