iwlwifi: mvm: Return on inconsistency in add interface
Return in case that HW restart is in progress but the added
interface is not found during the iteration over all the interfaces.
Signed-off-by: Ilan Peer <ilan.peer@intel.com>
Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
index 94aae9c..5fe23a5 100644
--- a/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
+++ b/drivers/net/wireless/iwlwifi/mvm/mac-ctxt.c
@@ -264,7 +264,8 @@
return 0;
/* Therefore, in recovery, we can't get here */
- WARN_ON_ONCE(test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status));
+ if (WARN_ON_ONCE(test_bit(IWL_MVM_STATUS_IN_HW_RESTART, &mvm->status)))
+ return -EBUSY;
mvmvif->id = find_first_bit(data.available_mac_ids,
NUM_MAC_INDEX_DRIVER);