From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id D065E42ECF for ; Thu, 20 Jul 2023 17:24:17 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id CD0B142D46; Thu, 20 Jul 2023 17:24:17 +0200 (CEST) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by mails.dpdk.org (Postfix) with ESMTP id C6C18400D6 for ; Thu, 20 Jul 2023 17:24:16 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1689866656; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/G4PaebHKNTq9iVkTvr0YyyJKGAwr09/4wUouOB/ouI=; b=Go9XiEBt6VOmFyRnrltErVBDlQWfPzVm3x4uhIhAWEiWiuv/xBvit6Nnv4RPgX2S5rcZWM IB+bhT/3YPh9wwhfAByxOabbrV/PgUV2tUj0JGKDmdjmsw4lks1+KNIig1LVMEdsT1W62J Uo5KtDORA1O53WB+AWs9hCpcyFHySXQ= Received: from mimecast-mx02.redhat.com (66.187.233.73 [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-584-Aw3jU6MzON-8_fNysYYZ4w-1; Thu, 20 Jul 2023 11:23:31 -0400 X-MC-Unique: Aw3jU6MzON-8_fNysYYZ4w-1 Received: from smtp.corp.redhat.com (int-mx10.intmail.prod.int.rdu2.redhat.com [10.11.54.10]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 7AF0E1C2C5D7; Thu, 20 Jul 2023 15:23:19 +0000 (UTC) Received: from rh.redhat.com (unknown [10.39.192.15]) by smtp.corp.redhat.com (Postfix) with ESMTP id 57254492C13; Thu, 20 Jul 2023 15:23:18 +0000 (UTC) From: Kevin Traynor To: Hernan Vargas Cc: Maxime Coquelin , dpdk stable Subject: patch 'baseband/fpga_5gnr_fec: fix possible division by zero' has been queued to stable release 21.11.5 Date: Thu, 20 Jul 2023 16:19:24 +0100 Message-ID: <20230720151942.262154-133-ktraynor@redhat.com> In-Reply-To: <20230720151942.262154-1-ktraynor@redhat.com> References: <20230720151942.262154-1-ktraynor@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.10 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset="US-ASCII"; x-default=true X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org Hi, FYI, your patch has been queued to stable release 21.11.5 Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable yet. It will be pushed if I get no objections before 07/25/23. So please shout if anyone has objections. Also note that after the patch there's a diff of the upstream commit vs the patch applied to the branch. This will indicate if there was any rebasing needed to apply to the stable branch. If there were code changes for rebasing (ie: not only metadata diffs), please double check that the rebase was correctly done. Queued patches are on a temporary branch at: https://github.com/kevintraynor/dpdk-stable This queued commit can be viewed at: https://github.com/kevintraynor/dpdk-stable/commit/59b0cc0ce600f4d0916eb7679f7948d17cd448a6 Thanks. Kevin --- >From 59b0cc0ce600f4d0916eb7679f7948d17cd448a6 Mon Sep 17 00:00:00 2001 From: Hernan Vargas Date: Thu, 25 May 2023 11:28:07 -0700 Subject: [PATCH] baseband/fpga_5gnr_fec: fix possible division by zero [ upstream commit 8b087b96eaa9df8d09fcea9a2a690e2c422058a5 ] Add fix to have an early exit when z_c is zero to prevent a possible division by zero. Fixes: 44dc6faa796f ("baseband/fpga_5gnr_fec: add LDPC processing functions") Signed-off-by: Hernan Vargas Reviewed-by: Maxime Coquelin --- drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c b/drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c index 15d23d6269..60b86bebbd 100644 --- a/drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c +++ b/drivers/baseband/fpga_5gnr_fec/rte_fpga_5gnr_fec.c @@ -880,7 +880,9 @@ static inline uint16_t get_k0(uint16_t n_cb, uint16_t z_c, uint8_t bg, uint8_t rv_index) { - if (rv_index == 0) - return 0; uint16_t n = (bg == 1 ? N_ZC_1 : N_ZC_2) * z_c; + if (rv_index == 0) + return 0; + if (z_c == 0) + return 0; if (n_cb == n) { if (rv_index == 1) -- 2.41.0 --- Diff of the applied patch vs upstream commit (please double-check if non-empty: --- --- - 2023-07-20 16:18:10.789363363 +0100 +++ 0133-baseband-fpga_5gnr_fec-fix-possible-division-by-zero.patch 2023-07-20 16:17:55.204752726 +0100 @@ -1 +1 @@ -From 8b087b96eaa9df8d09fcea9a2a690e2c422058a5 Mon Sep 17 00:00:00 2001 +From 59b0cc0ce600f4d0916eb7679f7948d17cd448a6 Mon Sep 17 00:00:00 2001 @@ -5,0 +6,2 @@ +[ upstream commit 8b087b96eaa9df8d09fcea9a2a690e2c422058a5 ] + @@ -10 +11,0 @@ -Cc: stable@dpdk.org @@ -19 +20 @@ -index f29565af8c..99390c4816 100644 +index 15d23d6269..60b86bebbd 100644 @@ -22 +23 @@ -@@ -878,7 +878,9 @@ static inline uint16_t +@@ -880,7 +880,9 @@ static inline uint16_t