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From: Chaoyong He <chaoyong.he@corigine.com>
To: dev@dpdk.org
Cc: oss-drivers@corigine.com, niklas.soderlund@corigine.com,
	Chaoyong He <chaoyong.he@corigine.com>
Subject: [PATCH] net/nfp: fix an out of bounds write problem
Date: Wed,  2 Nov 2022 09:23:49 +0800	[thread overview]
Message-ID: <20221102012349.26186-1-chaoyong.he@corigine.com> (raw)

Fix the check logic of the index of the array, which
caused the out of bounds write problem.

Coverity issue: 381616
Fixes: 0666af498761 ("net/nfp: support RSS based on VXLAN inner layer")

Signed-off-by: Chaoyong He <chaoyong.he@corigine.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@corigine.com>
---
 drivers/net/nfp/nfp_common.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/nfp/nfp_common.c b/drivers/net/nfp/nfp_common.c
index 463eb64b1d..71711bfa22 100644
--- a/drivers/net/nfp/nfp_common.c
+++ b/drivers/net/nfp/nfp_common.c
@@ -1386,7 +1386,7 @@ nfp_net_set_vxlan_port(struct nfp_net_hw *hw,
 	int ret;
 	uint32_t i;
 
-	if (idx > NFP_NET_N_VXLAN_PORTS) {
+	if (idx >= NFP_NET_N_VXLAN_PORTS) {
 		PMD_DRV_LOG(ERR, "The idx value is out of range.");
 		return -ERANGE;
 	}
-- 
2.29.3


             reply	other threads:[~2022-11-02  1:24 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-11-02  1:23 Chaoyong He [this message]
2022-11-06  9:31 ` Andrew Rybchenko

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