patches for DPDK stable branches
 help / color / mirror / Atom feed
From: Kaiwen Deng <kaiwenx.deng@intel.com>
To: stable@dpdk.org
Cc: Kaiwen Deng <kaiwenx.deng@intel.com>,
	Bruce Richardson <bruce.richardson@intel.com>,
	Jingjing Wu <jingjing.wu@intel.com>,
	Beilei Xing <beilei.xing@intel.com>,
	Zhichao Zeng <zhichaox.zeng@intel.com>,
	Qi Zhang <qi.z.zhang@intel.com>
Subject: [PATCH] net/iavf: fix uninitialized variable
Date: Wed, 11 Dec 2024 10:33:18 +0800	[thread overview]
Message-ID: <20241211023320.3108477-1-kaiwenx.deng@intel.com> (raw)

This patch fixes the variable 'descs_bh' may be used uninitialized.

Fixes: 6ad2944f4e82 ("net/iavf: support Rx timestamp offload on AVX2")

Signed-off-by: Kaiwen Deng <kaiwenx.deng@intel.com>
---
 drivers/net/iavf/iavf_rxtx_vec_sse.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/iavf/iavf_rxtx_vec_sse.c b/drivers/net/iavf/iavf_rxtx_vec_sse.c
index 3f1d5e2ce8..199f5f5ccd 100644
--- a/drivers/net/iavf/iavf_rxtx_vec_sse.c
+++ b/drivers/net/iavf/iavf_rxtx_vec_sse.c
@@ -825,7 +825,7 @@ _recv_raw_pkts_vec_flex_rxd(struct iavf_rx_queue *rxq,
 	     rxdp += IAVF_VPMD_DESCS_PER_LOOP) {
 		__m128i descs[IAVF_VPMD_DESCS_PER_LOOP];
 #ifndef RTE_LIBRTE_IAVF_16BYTE_RX_DESC
-		__m128i descs_bh[IAVF_VPMD_DESCS_PER_LOOP];
+		__m128i descs_bh[IAVF_VPMD_DESCS_PER_LOOP] = {_mm_setzero_si128()};
 #endif
 		__m128i pkt_mb0, pkt_mb1, pkt_mb2, pkt_mb3;
 		__m128i staterr, sterr_tmp1, sterr_tmp2;
-- 
2.34.1


                 reply	other threads:[~2024-12-11  3:53 UTC|newest]

Thread overview: [no followups] expand[flat|nested]  mbox.gz  Atom feed

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20241211023320.3108477-1-kaiwenx.deng@intel.com \
    --to=kaiwenx.deng@intel.com \
    --cc=beilei.xing@intel.com \
    --cc=bruce.richardson@intel.com \
    --cc=jingjing.wu@intel.com \
    --cc=qi.z.zhang@intel.com \
    --cc=stable@dpdk.org \
    --cc=zhichaox.zeng@intel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).