Commit 05dcb8bb authored by Ilan Peer's avatar Ilan Peer Committed by Johannes Berg

cfg80211: Do not warn on same channel at the end of CSA

When cfg80211_update_assoc_bss_entry() is called, there is a
verification that the BSS channel actually changed. As some APs use
CSA also for bandwidth changes, this would result with a kernel
warning.

Fix this by removing the WARN_ON().
Signed-off-by: default avatarIlan Peer <ilan.peer@intel.com>
Signed-off-by: default avatarLuca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20200326150855.96316ada0e8d.I6710376b1b4257e5f4712fc7ab16e2b638d512aa@changeidSigned-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent a0761a30
...@@ -2022,7 +2022,11 @@ void cfg80211_update_assoc_bss_entry(struct wireless_dev *wdev, ...@@ -2022,7 +2022,11 @@ void cfg80211_update_assoc_bss_entry(struct wireless_dev *wdev,
spin_lock_bh(&rdev->bss_lock); spin_lock_bh(&rdev->bss_lock);
if (WARN_ON(cbss->pub.channel == chan)) /*
* Some APs use CSA also for bandwidth changes, i.e., without actually
* changing the control channel, so no need to update in such a case.
*/
if (cbss->pub.channel == chan)
goto done; goto done;
/* use transmitting bss */ /* use transmitting bss */
......
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