From patchwork Tue Mar 16 09:27:12 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hariprasad Kelam X-Patchwork-Id: 402329 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4D0FBC43381 for ; Tue, 16 Mar 2021 09:28:51 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1D21A65014 for ; Tue, 16 Mar 2021 09:28:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236319AbhCPJ2Z (ORCPT ); Tue, 16 Mar 2021 05:28:25 -0400 Received: from mx0a-0016f401.pphosted.com ([67.231.148.174]:54272 "EHLO mx0b-0016f401.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S236269AbhCPJ2C (ORCPT ); Tue, 16 Mar 2021 05:28:02 -0400 Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 12G9QNKP020140; Tue, 16 Mar 2021 02:27:47 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=pfpt0220; bh=HkybvMXidPDP4oDSJ4buYtRu/cKcXpLJtCo/0+bVD4s=; b=XWFF9zg5RX6itOr7KXnN5P+gZOueO02wlIbE0Cnw2gwQIbSZ+UQNWrk7DLsi98ZNC8SX QIhzkOTU+nvL3wOESx2uHTDWpenFankKS7oTw6fP3gOfkSnPcjqISMKP1w28XsnZt2OH X/eP88IohpjkkQpu5zkt0+/DvC6vRnLi4OOKL7zoXwbAIsKMLMdKNYlHRuzivdrOTf0f ZkWChVuvOgj2riABGvLiRAfLRfZGhxfYY/684CDzNYnBQ4wkTXuncTF8LWKXG0ktcxdn sk/9LJMoBpmKfHIMy4TYEq2kYz4dEvpGbDcW8MV+SIIDgCKpz9c703vBokbxUmhQUDkw Nw== Received: from dc6wp-exch01.marvell.com ([4.21.29.232]) by mx0a-0016f401.pphosted.com with ESMTP id 378umtfrcq-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Tue, 16 Mar 2021 02:27:47 -0700 Received: from DC6WP-EXCH01.marvell.com (10.76.176.21) by DC6WP-EXCH01.marvell.com (10.76.176.21) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 16 Mar 2021 05:27:45 -0400 Received: from maili.marvell.com (10.76.176.51) by DC6WP-EXCH01.marvell.com (10.76.176.21) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Tue, 16 Mar 2021 05:27:45 -0400 Received: from hyd1soter2.marvell.com (unknown [10.29.37.45]) by maili.marvell.com (Postfix) with ESMTP id F2BE33F7045; Tue, 16 Mar 2021 02:27:41 -0700 (PDT) From: Hariprasad Kelam To: , CC: , , , , , , , Subject: [net PATCH 8/9] octeontx2-af: fix infinite loop in unmapping counter Date: Tue, 16 Mar 2021 14:57:12 +0530 Message-ID: <1615886833-71688-9-git-send-email-hkelam@marvell.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1615886833-71688-1-git-send-email-hkelam@marvell.com> References: <1615886833-71688-1-git-send-email-hkelam@marvell.com> MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.369, 18.0.761 definitions=2021-03-16_03:2021-03-15,2021-03-16 signatures=0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org Current code does not break from loop due to entry value miscalculation. Hence correct the same. Fixes: a958dd59("octeontx2-af: Map or unmap NPC MCAM entry and counter") Signed-off-by: Hariprasad Kelam Signed-off-by: Sunil Kovvuri Goutham --- drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c index 04bb080..0bd49c7 100644 --- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c +++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_npc.c @@ -2490,10 +2490,10 @@ int rvu_mbox_handler_npc_mcam_free_counter(struct rvu *rvu, index = find_next_bit(mcam->bmap, mcam->bmap_entries, entry); if (index >= mcam->bmap_entries) break; + entry = index + 1; if (mcam->entry2cntr_map[index] != req->cntr) continue; - entry = index + 1; npc_unmap_mcam_entry_and_cntr(rvu, mcam, blkaddr, index, req->cntr); }