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 f2452496ad9f..920784a9b7ff 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,