Hello!

On 3/7/2018 4:03 AM, Stephen Hemminger wrote:

From: Stephen Hemminger <sthem...@microsoft.com>

Every non-multicast route prints an error message.
Kernel doesn't filter out unicast routes, it is up to filter function
to do this.

Signed-off-by: Stephen Hemminger <step...@networkplumber.org>
---
  ip/ipmroute.c | 7 +++----
  1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/ip/ipmroute.c b/ip/ipmroute.c
index aa5029b44f41..03ca0575e571 100644
--- a/ip/ipmroute.c
+++ b/ip/ipmroute.c
@@ -75,15 +75,14 @@ int print_mroute(const struct sockaddr_nl *who, struct 
nlmsghdr *n, void *arg)
                fprintf(stderr, "BUG: wrong nlmsg len %d\n", len);
                return -1;
        }
-       if (r->rtm_type != RTN_MULTICAST) {
-               fprintf(stderr, "Not a multicast route (type: %s)\n",
-                       rtnl_rtntype_n2a(r->rtm_type, b1, sizeof(b1)));
+
+       if (r->rtm_type != RTN_MULTICAST)
                return 0;
-       }
parse_rtattr(tb, RTA_MAX, RTM_RTA(r), len);
        table = rtm_get_table(r, tb);
+

   Why?

        if (filter.tb > 0 && filter.tb != table)
                return 0;

MBR, Sergei

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