netdev - [PATCH iproute2 v1 2/2] iproute2: a non-expected rtnl message is an error

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Date:   Fri, 11 Nov 2016 10:55:37 -0800
From:   David Decotigny <ddecotig@...il.com>
To:     Stephen Hemminger <stephen@...workplumber.org>,
        Alexey Kuznetsov <kuznet@....inr.ac.ru>
Cc:     netdev@...r.kernel.org, David Decotigny <ddecotig@...il.com>
Subject: [PATCH iproute2 v1 2/2] iproute2: a non-expected rtnl message is an error


---
 ip/iproute.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ip/iproute.c b/ip/iproute.c
index dae793b..10d0afe 100644
--- a/ip/iproute.c
+++ b/ip/iproute.c
@@ -320,7 +320,7 @@ int print_route(const struct sockaddr_nl *who, struct nlmsghdr *n, void *arg)
 	if (n->nlmsg_type != RTM_NEWROUTE && n->nlmsg_type != RTM_DELROUTE) {
 		fprintf(stderr, "Not a route: %08x %08x %08x\n",
 			n->nlmsg_len, n->nlmsg_type, n->nlmsg_flags);
-		return 0;
+		return -1;
 	}
 	if (filter.flushb && n->nlmsg_type != RTM_NEWROUTE)
 		return 0;
-- 
2.8.0.rc3.226.g39d4020