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-rw-r--r--net/ipv4/route.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index fd9ecb52c66b..8c8c748ebb28 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -956,7 +956,7 @@ static void ip_rt_update_pmtu(struct dst_entry *dst, struct sock *sk,
dst->obsolete = DST_OBSOLETE_KILL;
} else {
rt->rt_pmtu = mtu;
- dst_set_expires(&rt->dst, ip_rt_mtu_expires);
+ rt->dst.expires = max(1UL, jiffies + ip_rt_mtu_expires);
}
}