diff mbox

mac80211: skip disabled channels in VHT check

Message ID 1420112597-4035-1-git-send-email-arik@wizery.com (mailing list archive)
State Accepted
Delegated to: Johannes Berg
Headers show

Commit Message

Arik Nemtsov Jan. 1, 2015, 11:43 a.m. UTC
The patch "40a11ca mac80211: check if channels allow 80 MHz for VHT
probe requests" considered disabled channels as VHT enabled, and
mistakenly sent out probe-requests with the VHT IE.

Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com>
---
 net/mac80211/util.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

Comments

Johannes Berg Jan. 6, 2015, 10:57 a.m. UTC | #1
On Thu, 2015-01-01 at 13:43 +0200, Arik Nemtsov wrote:
> The patch "40a11ca mac80211: check if channels allow 80 MHz for VHT
> probe requests" considered disabled channels as VHT enabled, and
> mistakenly sent out probe-requests with the VHT IE.

Applied.

johannes

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diff mbox

Patch

diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 0f9bf47..ad8cb4f 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1470,10 +1470,12 @@  static int ieee80211_build_preq_ies_band(struct ieee80211_local *local,
 
 	/* Check if any channel in this sband supports at least 80 MHz */
 	for (i = 0; i < sband->n_channels; i++) {
-		if (!(sband->channels[i].flags & IEEE80211_CHAN_NO_80MHZ)) {
-			have_80mhz = true;
-			break;
-		}
+		if (sband->channels[i].flags & (IEEE80211_CHAN_DISABLED |
+						IEEE80211_CHAN_NO_80MHZ))
+			continue;
+
+		have_80mhz = true;
+		break;
 	}
 
 	if (sband->vht_cap.vht_supported && have_80mhz) {