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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Jack Wang <jinpu.wang@ionos.com>,
        Guoqing Jiang <Guoqing.Jiang@linux.dev>,
        Jason Gunthorpe <jgg@nvidia.com>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.15 387/846] RDMA/rtrs-clt: Fix the initial value of min_latency
Date:   Mon, 24 Jan 2022 19:38:24 +0100
Message-Id: <20220124184114.287284065@linuxfoundation.org>
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From: Jack Wang <jinpu.wang@ionos.com>

[ Upstream commit 925cac6358677d3d64f9b25f205eeb3d31c9f7f8 ]

The type of min_latency is ktime_t, so use KTIME_MAX to initialize the
initial value.

Fixes: dc3b66a0ce70 ("RDMA/rtrs-clt: Add a minimum latency multipath policy")
Link: https://lore.kernel.org/r/20211124081040.19533-1-jinpu.wang@ionos.com
Signed-off-by: Jack Wang <jinpu.wang@ionos.com>
Reviewed-by: Guoqing Jiang <Guoqing.Jiang@linux.dev>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/infiniband/ulp/rtrs/rtrs-clt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
index bc8824b4ee0d4..55ebe01ec9951 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
@@ -867,7 +867,7 @@ static struct rtrs_clt_sess *get_next_path_min_latency(struct path_it *it)
 	struct rtrs_clt_sess *min_path = NULL;
 	struct rtrs_clt *clt = it->clt;
 	struct rtrs_clt_sess *sess;
-	ktime_t min_latency = INT_MAX;
+	ktime_t min_latency = KTIME_MAX;
 	ktime_t latency;
 
 	list_for_each_entry_rcu(sess, &clt->paths_list, s.entry) {
-- 
2.34.1