iwlwifi: dvm: take mutex when sending SYNC BT config command (82e5a649) · Commits · 戴 / test

There is a flow in which we send the host command in SYNC mode, but we don't take priv->mutex. Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=1046495 Cc: <stable@vger.kernel.org> Reviewed-by:

drivers/net/wireless/iwlwifi/dvm/main.c

+6 −2

Original line number	Diff line number	Diff line
		@@ -252,13 +252,17 @@ static void iwl_bg_bt_runtime_config(struct work_struct *work)
		struct iwl_priv *priv =
		container_of(work, struct iwl_priv, bt_runtime_config);

		mutex_lock(&priv->mutex);
		if (test_bit(STATUS_EXIT_PENDING, &priv->status))
		return;
		goto out;

		/* dont send host command if rf-kill is on */
		if (!iwl_is_ready_rf(priv))
		return;
		goto out;

		iwlagn_send_advance_bt_config(priv);
		out:
		mutex_unlock(&priv->mutex);
		}

		static void iwl_bg_bt_full_concurrency(struct work_struct *work)