From: Ferruh Yigit <ferruh.yigit@intel.com>
To: Wenzhuo Lu <wenzhuo.lu@intel.com>,
Jingjing Wu <jingjing.wu@intel.com>,
Bernard Iremonger <bernard.iremonger@intel.com>
Cc: dev@dpdk.org, Ferruh Yigit <ferruh.yigit@intel.com>, stable@dpdk.org
Subject: [dpdk-dev] [PATCH] app/testpmd: fix possible uninitialized variable usage
Date: Sun, 28 Oct 2018 02:16:39 +0000 [thread overview]
Message-ID: <20181028021640.38318-1-ferruh.yigit@intel.com> (raw)
ol_flags can be wrong if DEV_TX_OFFLOAD_VLAN_INSERT is not set in
tx_offloads
Fixes: 3eecba267cd6 ("app/testpmd: cleanup internal Tx offloads flags field")
Cc: stable@dpdk.org
Signed-off-by: Ferruh Yigit <ferruh.yigit@intel.com>
---
app/test-pmd/flowgen.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/app/test-pmd/flowgen.c b/app/test-pmd/flowgen.c
index 0531b5d27..3214e3c95 100644
--- a/app/test-pmd/flowgen.c
+++ b/app/test-pmd/flowgen.c
@@ -123,7 +123,7 @@ pkt_burst_flow_gen(struct fwd_stream *fs)
struct ipv4_hdr *ip_hdr;
struct udp_hdr *udp_hdr;
uint16_t vlan_tci, vlan_tci_outer;
- uint64_t ol_flags;
+ uint64_t ol_flags = 0;
uint16_t nb_rx;
uint16_t nb_tx;
uint16_t nb_pkt;
@@ -155,7 +155,7 @@ pkt_burst_flow_gen(struct fwd_stream *fs)
tx_offloads = ports[fs->tx_port].dev_conf.txmode.offloads;
if (tx_offloads & DEV_TX_OFFLOAD_VLAN_INSERT)
- ol_flags = PKT_TX_VLAN_PKT;
+ ol_flags |= PKT_TX_VLAN_PKT;
if (tx_offloads & DEV_TX_OFFLOAD_QINQ_INSERT)
ol_flags |= PKT_TX_QINQ_PKT;
if (tx_offloads & DEV_TX_OFFLOAD_MACSEC_INSERT)
--
2.17.2
next reply other threads:[~2018-10-28 1:16 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-28 2:16 Ferruh Yigit [this message]
2018-10-30 10:59 ` Iremonger, Bernard
2018-11-02 20:35 ` Ferruh Yigit
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