From 43f87d47e946e66c8d005c9712c730955cde9941 Mon Sep 17 00:00:00 2001
From: Steffen Vogel <stvogel@eonerc.rwth-aachen.de>
Date: Fri, 9 Oct 2015 15:49:26 +0200
Subject: [PATCH] improved error handling in path thread

---
 server/src/path.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/server/src/path.c b/server/src/path.c
index 535c9ffbf..8080231a2 100644
--- a/server/src/path.c
+++ b/server/src/path.c
@@ -79,6 +79,10 @@ static void * path_run(void *arg)
 	for(;;) {
 		/* Receive message */
 		int recv = node_read(p->in, p->pool, p->poolsize, p->received, p->in->combine);
+		if (recv < 0)
+			error("Failed to receive message from node '%s'", p->in->name);
+		else if (recv == 0)
+			continue;
 
 		/** @todo Replace this timestamp by hardware timestamping */
 		clock_gettime(CLOCK_REALTIME, &p->ts_recv);