---
src/devices/nm-device.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/src/devices/nm-device.c b/src/devices/nm-device.c
index 1afb5d1..8eb86d9 100644
--- a/src/devices/nm-device.c
+++ b/src/devices/nm-device.c
@@ -3649,7 +3649,9 @@ rdisc_config_changed (NMRDisc *rdisc, NMRDiscConfigMap
changed, NMDevice *self)
}
}
- if (changed & NM_RDISC_CONFIG_HOP_LIMIT) {
+ /* hop_limit == 0 is a special value "unspecified", so do not touch
+ * in this case */
+ if (changed & NM_RDISC_CONFIG_HOP_LIMIT && rdisc->hop_limit > 0) {
char val[16];
g_snprintf (val, sizeof (val), "%d", rdisc->hop_limit);
--
2.1.0
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