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[13/15] wifi: iwlwifi: mvm: Do not warn on invalid link on scan complete

Message ID 20240319100755.619d3574a757.I0523e92547f0288c8b0119b1fdc5e967a5a8956e@changeid (mailing list archive)
State Accepted
Delegated to: Johannes Berg
Headers show
Series wifi: iwlwifi: updates - 2024-03-19 | expand

Commit Message

Miri Korenblit March 19, 2024, 8:10 a.m. UTC 
From: Ilan Peer <ilan.peer@intel.com>

As it is possible that by the time the scan is completed the link was
already removed.

Fixes: 3a5a5cb06700 ("wifi: iwlwifi: mvm: Correctly report TSF data in scan complete")
Signed-off-by: Ilan Peer <ilan.peer@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
---
 drivers/net/wireless/intel/iwlwifi/mvm/scan.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c
index 459adba41ca6..fc6b4f699cb6 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/scan.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/scan.c
@@ -3207,8 +3207,13 @@  void iwl_mvm_rx_umac_scan_complete_notif(struct iwl_mvm *mvm,
 		struct iwl_mvm_vif_link_info *link_info =
 			scan_vif->link[mvm->scan_link_id];
 
-		if (!WARN_ON(!link_info))
+		/* It is possible that by the time the scan is complete the link
+		 * was already removed and is not valid.
+		 */
+		if (link_info)
 			memcpy(info.tsf_bssid, link_info->bssid, ETH_ALEN);
+		else
+			IWL_DEBUG_SCAN(mvm, "Scan link is no longer valid\n");
 
 		ieee80211_scan_completed(mvm->hw, &info);
 		mvm->scan_vif = NULL;