wifi: iwlwifi: mvm: unlock mvm mutex

Unlock the mvm mutex before returning from a
function with the mutex locked.

Fixes: a1efeb82 ("wifi: iwlwifi: mvm: Block EMLSR when a p2p/softAP vif is active")
Signed-off-by: Shaul Triebitz <shaul.triebitz@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://msgid.link/20240605140327.96cb956db4af.Ib468cbad38959910977b5581f6111ab0afae9880@changeidSigned-off-by: Johannes Berg <johannes.berg@intel.com>

drivers/net/wireless/intel/iwlwifi/mvm/time-event.c

@@ -1238,6 +1238,7 @@ void iwl_mvm_stop_roc(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
 			if (te_data->id >= SESSION_PROTECT_CONF_MAX_ID) {
 				IWL_DEBUG_TE(mvm,
 					     "No remain on channel event\n");
+				mutex_unlock(&mvm->mutex);
 				return;
 			}
 
@@ -1253,6 +1254,7 @@ void iwl_mvm_stop_roc(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
 	te_data = iwl_mvm_get_roc_te(mvm);
 	if (!te_data) {
 		IWL_WARN(mvm, "No remain on channel event\n");
+		mutex_unlock(&mvm->mutex);
 		return;
 	}