[PATCH] dn_route: use time_is_before_jiffies(a) to replace "jiffies - a > 0"

[Yu Zhe]

time_is_before_jiffies deals with timer wrapping correctly.

Signed-off-by: Yu Zhe <yuzhe@xxxxxxxxxxxx>
---
 net/decnet/dn_route.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index 552a53f1d5d0..0a4bed0bc2e3 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -201,7 +201,7 @@ static void dn_dst_check_expire(struct timer_list *unused)
 		}
 		spin_unlock(&dn_rt_hash_table[i].lock);
 
-		if ((jiffies - now) > 0)
+		if (time_is_before_jiffies(now))
 			break;
 	}
 
-- 
2.11.0