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Subject[PATCH] dn_route: use time_is_before_jiffies(a) to replace "jiffies - a > 0"
Date
time_is_before_jiffies deals with timer wrapping correctly.

Signed-off-by: Yu Zhe <yuzhe@nfschina.com>
---
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
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