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From: Chaoyong He <chaoyong.he@corigine.com>
To: dev@dpdk.org
Cc: oss-drivers@corigine.com, Chaoyong He <chaoyong.he@corigine.com>,
	stable@dpdk.org, Long Wu <long.wu@corigine.com>,
	Peng Zhang <peng.zhang@corigine.com>
Subject: [PATCH 3/5] common/nfp: fix integer handling issues
Date: Wed, 15 Nov 2023 11:23:08 +0800	[thread overview]
Message-ID: <20231115032310.756221-4-chaoyong.he@corigine.com> (raw)
In-Reply-To: <20231115032310.756221-1-chaoyong.he@corigine.com>

CI found integer handling issues, overflow before widen.

Coverity issue: 405351
Fixes: 87f5b35ba4e8 ("common/nfp: move queue logic")
Cc: stable@dpdk.org

Signed-off-by: Chaoyong He <chaoyong.he@corigine.com>
Reviewed-by: Long Wu <long.wu@corigine.com>
Reviewed-by: Peng Zhang <peng.zhang@corigine.com>
---
 drivers/common/nfp/nfp_common.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/common/nfp/nfp_common.c b/drivers/common/nfp/nfp_common.c
index 4c94c9d59a..40e1620c2e 100644
--- a/drivers/common/nfp/nfp_common.c
+++ b/drivers/common/nfp/nfp_common.c
@@ -187,14 +187,14 @@ nfp_enable_queues(struct nfp_hw *hw,
 	/* Enabling the required TX queues in the device */
 	enabled_queues = 0;
 	for (i = 0; i < nb_tx_queues; i++)
-		enabled_queues |= (1 << i);
+		enabled_queues |= (1ULL << i);
 
 	nn_cfg_writeq(hw, NFP_NET_CFG_TXRS_ENABLE, enabled_queues);
 
 	/* Enabling the required RX queues in the device */
 	enabled_queues = 0;
 	for (i = 0; i < nb_rx_queues; i++)
-		enabled_queues |= (1 << i);
+		enabled_queues |= (1ULL << i);
 
 	nn_cfg_writeq(hw, NFP_NET_CFG_RXRS_ENABLE, enabled_queues);
 }
-- 
2.39.1


  parent reply	other threads:[~2023-11-15  3:23 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-11-15  3:23 [PATCH 0/5] fix coverity issues Chaoyong He
2023-11-15  3:23 ` [PATCH 1/5] vdpa/nfp: fix checking return value Chaoyong He
2023-11-15  3:23 ` [PATCH 2/5] vdpa/nfp: fix integer handling issues Chaoyong He
2023-11-15  3:23 ` Chaoyong He [this message]
2023-11-22 11:50   ` [PATCH 3/5] common/nfp: " Thomas Monjalon
2023-11-23  1:23     ` Chaoyong He
2023-11-23  2:08       ` Thomas Monjalon
2023-11-15  3:23 ` [PATCH 4/5] net/nfp: fix integer shift problem Chaoyong He
2023-11-15  3:23 ` [PATCH 5/5] net/nfp: fix null pointer dereferences Chaoyong He

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