From 6d33c56d0f11d124ec112fc4480ad155a4d9ce52 Mon Sep 17 00:00:00 2001
From: Joachim Nilsson <troglobit@gmail.com>
Date: Tue, 4 Sep 2018 07:16:01 +0200
Subject: [PATCH] Return early and OK if signal watcher is already stopped

Signed-off-by: Joachim Nilsson <troglobit@gmail.com>
---
 src/signal.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/signal.c b/src/signal.c
index 3e30a24..085f350 100644
--- a/src/signal.c
+++ b/src/signal.c
@@ -140,6 +140,9 @@ int uev_signal_start(uev_t *w)
  */
 int uev_signal_stop(uev_t *w)
 {
+	if (!_uev_watcher_active(w))
+		return 0;
+
 	if (_uev_watcher_stop(w))
 		return -1;