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Subject[PATCH 5.4 075/102] net: neigh: use long type to store jiffies delta
Date
From: Eric Dumazet <edumazet@google.com>

[ Upstream commit 9d027e3a83f39b819e908e4e09084277a2e45e95 ]

A difference of two unsigned long needs long storage.

Fixes: c7fb64db001f ("[NETLINK]: Neighbour table configuration and statistics via rtnetlink")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
net/core/neighbour.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index f2452496ad9f8..920784a9b7ffa 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -2049,8 +2049,8 @@ static int neightbl_fill_info(struct sk_buff *skb, struct neigh_table *tbl,
goto nla_put_failure;
{
unsigned long now = jiffies;
- unsigned int flush_delta = now - tbl->last_flush;
- unsigned int rand_delta = now - tbl->last_rand;
+ long flush_delta = now - tbl->last_flush;
+ long rand_delta = now - tbl->last_rand;
struct neigh_hash_table *nht;
struct ndt_config ndc = {
.ndtc_key_len = tbl->key_len,
--
2.20.1


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