ss: take care of unknown min_rtt

[mirror_iproute2.git] / misc / ss.c

diff --git a/misc/ss.c b/misc/ss.c
index 544def3f08ea8241a308572f43f3581823debafc..deefc967695b6a312fd0a0674d85818a06843161 100644 (file)
--- a/misc/ss.c
+++ b/misc/ss.c
@@ -2019,7 +2019,8 @@ static void tcp_show_info(const struct nlmsghdr *nlh, struct inet_diag_msg *r,
                s.segs_out = info->tcpi_segs_out;
                s.segs_in = info->tcpi_segs_in;
                s.not_sent = info->tcpi_notsent_bytes;
-               s.min_rtt = (double) info->tcpi_min_rtt / 1000;
+               if (info->tcpi_min_rtt && info->tcpi_min_rtt != ~0U)
+                       s.min_rtt = (double) info->tcpi_min_rtt / 1000;
                tcp_stats_print(&s);
                free(s.dctcp);
        }