X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fnet_setup.c;h=c643449b88b161ef36e54d5f9d26722c046f947b;hb=fec14791e869180bb7994ca38ca7006cc2e957fb;hp=de2d0feaadf7fd84dc81cac8e69164c421c412a3;hpb=108b238915c5f58b3d94ab433dc5d04e064c2b11;p=tinc

diff --git a/src/net_setup.c b/src/net_setup.c
index de2d0fea..c643449b 100644
--- a/src/net_setup.c
+++ b/src/net_setup.c
@@ -349,12 +349,14 @@ bool setup_myself(void) {
 	if(!setup_device())
 		return false;
 
-	event_set(&device_ev, device_fd, EV_READ|EV_PERSIST, handle_device_data, NULL);
+	if(device_fd >= 0) {
+		event_set(&device_ev, device_fd, EV_READ|EV_PERSIST, handle_device_data, NULL);
 
-	if (event_add(&device_ev, NULL) < 0) {
-		logger(LOG_ERR, "event_add failed: %s", strerror(errno));
-		close_device();
-		return false;
+		if (event_add(&device_ev, NULL) < 0) {
+			logger(LOG_ERR, "event_add failed: %s", strerror(errno));
+			close_device();
+			return false;
+		}
 	}
 
 	/* Run tinc-up script to further initialize the tap interface */