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authorDavid S. Miller <davem@davemloft.net>2009-08-03 19:05:50 -0700
committerDavid S. Miller <davem@davemloft.net>2009-08-03 19:05:50 -0700
commiteca4c3d2dd66d0230140c9af05dee591df6f0e42 (patch)
tree59167ea2ac39a78f626bb3905e495963af326b77 /net
parentf6caa14aa0b126d4a2933907d1519611b2a8524a (diff)
parent99f1b01562b7dcae75b043114f76163fbf84fcab (diff)
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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
Diffstat (limited to 'net')
-rw-r--r--net/wireless/reg.c9
-rw-r--r--net/wireless/reg.h3
-rw-r--r--net/wireless/scan.c4
3 files changed, 10 insertions, 6 deletions
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 5e14371cda7..75a406d3361 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -1089,17 +1089,18 @@ static void handle_reg_beacon(struct wiphy *wiphy,
chan->beacon_found = true;
+ if (wiphy->disable_beacon_hints)
+ return;
+
chan_before.center_freq = chan->center_freq;
chan_before.flags = chan->flags;
- if ((chan->flags & IEEE80211_CHAN_PASSIVE_SCAN) &&
- !(chan->orig_flags & IEEE80211_CHAN_PASSIVE_SCAN)) {
+ if (chan->flags & IEEE80211_CHAN_PASSIVE_SCAN) {
chan->flags &= ~IEEE80211_CHAN_PASSIVE_SCAN;
channel_changed = true;
}
- if ((chan->flags & IEEE80211_CHAN_NO_IBSS) &&
- !(chan->orig_flags & IEEE80211_CHAN_NO_IBSS)) {
+ if (chan->flags & IEEE80211_CHAN_NO_IBSS) {
chan->flags &= ~IEEE80211_CHAN_NO_IBSS;
channel_changed = true;
}
diff --git a/net/wireless/reg.h b/net/wireless/reg.h
index e37829a49dc..4e167a8e11b 100644
--- a/net/wireless/reg.h
+++ b/net/wireless/reg.h
@@ -30,7 +30,8 @@ int set_regdom(const struct ieee80211_regdomain *rd);
* non-radar 5 GHz channels.
*
* Drivers do not need to call this, cfg80211 will do it for after a scan
- * on a newly found BSS.
+ * on a newly found BSS. If you cannot make use of this feature you can
+ * set the wiphy->disable_beacon_hints to true.
*/
int regulatory_hint_found_beacon(struct wiphy *wiphy,
struct ieee80211_channel *beacon_chan,
diff --git a/net/wireless/scan.c b/net/wireless/scan.c
index 9271118e1fc..7e595ce24ee 100644
--- a/net/wireless/scan.c
+++ b/net/wireless/scan.c
@@ -118,7 +118,7 @@ static int cmp_ies(u8 num, u8 *ies1, size_t len1, u8 *ies2, size_t len2)
if (!ie1 && !ie2)
return 0;
- if (!ie1)
+ if (!ie1 || !ie2)
return -1;
r = memcmp(ie1 + 2, ie2 + 2, min(ie1[1], ie2[1]));
@@ -171,6 +171,8 @@ static bool is_mesh(struct cfg80211_bss *a,
ie = find_ie(WLAN_EID_MESH_CONFIG,
a->information_elements,
a->len_information_elements);
+ if (!ie)
+ return false;
if (ie[1] != IEEE80211_MESH_CONFIG_LEN)
return false;