From: Roy Marples <roy@marples.name>
Date: Thu, 13 Feb 2014 13:07:44 +0000 (+0000)
Subject: Log why we cannot delete a route
X-Git-Tag: v6.3.0~10
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=bb0f6a5e5860f4f49e6cb7478fa16f2230f21225;p=thirdparty%2Fdhcpcd.git

Log why we cannot delete a route
---

diff --git a/ipv4.c b/ipv4.c
index d6751cb5..cffb043f 100644
--- a/ipv4.c
+++ b/ipv4.c
@@ -259,7 +259,8 @@ nc_route(int add, struct rt *ort, struct rt *nrt)
 	 * prefer the interface.
 	 * This also has the nice side effect of flushing ARP entries so
 	 * we don't have to do that manually. */
-	ipv4_deleteroute(ort);
+	if (ipv4_deleteroute(ort) == -1 && errno != ESRCH)
+		syslog(LOG_ERR, "%s: ipv4_deleteroute: %m", ort->iface->name);
 	if (!ipv4_addroute(nrt))
 		return 0;
 	syslog(LOG_ERR, "%s: ipv4_addroute: %m", nrt->iface->name);
diff --git a/ipv6.c b/ipv6.c
index 8cab5934..bd3ca1ff 100644
--- a/ipv6.c
+++ b/ipv6.c
@@ -805,7 +805,8 @@ nc_route(int add, struct rt6 *ort, struct rt6 *nrt)
 	desc_route(add ? "adding" : "changing", nrt);
 	/* We delete and add the route so that we can change metric and
 	 * prefer the interface. */
-	del_route6(ort);
+	if (del_route6(ort) == -1 && errno != ESRCH)
+		syslog(LOG_ERR, "%s: del_route6: %m", ort->iface->name);
 	if (add_route6(nrt) == 0)
 		return 0;
 	syslog(LOG_ERR, "%s: add_route6: %m", nrt->iface->name);