From: "Renyong Wan" <wanry@yunsilicon.com>
To: <dev@dpdk.org>
Cc: <thomas@monjalon.net>, <stephen@networkplumber.org>,
<qianr@yunsilicon.com>, <nana@yunsilicon.com>,
<zhangxx@yunsilicon.com>, <xudw@yunsilicon.com>,
<jacky@yunsilicon.com>, <weihg@yunsilicon.com>,
<zhenghy@yunsilicon.com>
Subject: [PATCH 10/12] net/xsc: avoid initialize by same function
Date: Sat, 22 Feb 2025 11:57:53 +0800 [thread overview]
Message-ID: <20250222035751.2290067-11-wanry@yunsilicon.com> (raw)
In-Reply-To: <20250222035732.2290067-1-wanry@yunsilicon.com>
This issue was reported by PVS studio, described as:
https://pvs-studio.com/en/docs/warnings/v656
Signed-off-by: Renyong Wan <wanry@yunsilicon.com>
---
drivers/net/xsc/xsc_rx.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/net/xsc/xsc_rx.c b/drivers/net/xsc/xsc_rx.c
index c031e56a94..ca832dab23 100644
--- a/drivers/net/xsc/xsc_rx.c
+++ b/drivers/net/xsc/xsc_rx.c
@@ -445,10 +445,8 @@ xsc_rxq_elts_alloc(struct xsc_rxq_data *rxq_data)
mbuf->port = rxq_data->port_id;
mbuf->nb_segs = 1;
- rte_pktmbuf_data_len(mbuf) = rte_pktmbuf_data_room_size(rxq_data->mp)
- - mbuf->data_off;
- rte_pktmbuf_pkt_len(mbuf) = rte_pktmbuf_data_room_size(rxq_data->mp)
- - mbuf->data_off;
+ rte_pktmbuf_data_len(mbuf) = mbuf->buf_len - mbuf->data_off;
+ rte_pktmbuf_pkt_len(mbuf) = rte_pktmbuf_data_len(mbuf);
(*rxq_data->elts)[i] = mbuf;
}
--
2.25.1
next prev parent reply other threads:[~2025-02-22 3:58 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-22 3:57 [PATCH 00/12] net/xsc: Resolve issues from PVS and Coverity Scan Renyong Wan
2025-02-22 3:57 ` [PATCH 01/12] net/xsc: avoid integer overflow Renyong Wan
2025-02-22 3:57 ` [PATCH 02/12] net/xsc: remove useless call Renyong Wan
2025-02-22 3:57 ` [PATCH 03/12] net/xsc: address incorrect format warnings Renyong Wan
2025-02-22 3:57 ` [PATCH 04/12] net/xsc: remove always-true if expressions Renyong Wan
2025-02-22 3:57 ` [PATCH 05/12] net/xsc: avoid variable is assigned but not used Renyong Wan
2025-02-22 3:57 ` [PATCH 06/12] net/xsc: check possible null pointer dereference Renyong Wan
2025-02-22 3:57 ` [PATCH 07/12] net/xsc: avoid potential null pointer before used Renyong Wan
2025-02-22 3:57 ` [PATCH 08/12] net/xsc: remove always-true part of if expression Renyong Wan
2025-02-22 3:57 ` [PATCH 09/12] net/xsc: avoid assign the same value to a variable Renyong Wan
2025-02-22 3:57 ` Renyong Wan [this message]
2025-02-22 3:57 ` [PATCH 11/12] net/xsc: optimize memcmp returns not 0 check Renyong Wan
2025-02-22 3:57 ` [PATCH 12/12] net/xsc: avoid pointer cast to unrelated class Renyong Wan
2025-02-22 17:30 ` [PATCH 00/12] net/xsc: Resolve issues from PVS and Coverity Scan Stephen Hemminger
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