Instead of printing 'expires -23sec' for expired (but not yet garbage
collected) routes, print 'expired 23sec' instead.

Signed-off-by: Phil Sutter <p...@nwl.cc>
---
 ip/iproute.c | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/ip/iproute.c b/ip/iproute.c
index c52294d298210..a89a26d68be0f 100644
--- a/ip/iproute.c
+++ b/ip/iproute.c
@@ -305,6 +305,14 @@ static void print_rtax_features(FILE *fp, unsigned int 
features)
                fprintf(fp, " 0x%x", of);
 }
 
+static void print_expires(FILE *fp, __s32 expires, int hz)
+{
+       if (expires > 0)
+               fprintf(fp, " expires %dsec", expires/hz);
+       else
+               fprintf(fp, " expired %dsec", -expires/hz);
+}
+
 int print_route(const struct sockaddr_nl *who, struct nlmsghdr *n, void *arg)
 {
        FILE *fp = (FILE *)arg;
@@ -502,7 +510,7 @@ int print_route(const struct sockaddr_nl *who, struct 
nlmsghdr *n, void *arg)
                        if (!hz)
                                hz = get_user_hz();
                        if (ci->rta_expires != 0)
-                               fprintf(fp, " expires %dsec", 
ci->rta_expires/hz);
+                               print_expires(fp, ci->rta_expires, hz);
                        if (ci->rta_error != 0)
                                fprintf(fp, " error %d", ci->rta_error);
                        if (show_stats) {
@@ -530,7 +538,7 @@ int print_route(const struct sockaddr_nl *who, struct 
nlmsghdr *n, void *arg)
                        if (r->rtm_flags & RTM_F_CLONED)
                                fprintf(fp, "%s    cache ", _SL_);
                        if (ci->rta_expires)
-                               fprintf(fp, " expires %dsec", 
ci->rta_expires/hz);
+                               print_expires(fp, ci->rta_expires, hz);
                        if (ci->rta_error != 0)
                                fprintf(fp, " error %d", ci->rta_error);
                        if (show_stats) {
-- 
2.8.2

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