From nobody Thu Sep 18 01:08:38 2025 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2FE1DC4708D for ; Tue, 13 Dec 2022 16:43:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236225AbiLMQng (ORCPT ); Tue, 13 Dec 2022 11:43:36 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46694 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236147AbiLMQn1 (ORCPT ); Tue, 13 Dec 2022 11:43:27 -0500 Received: from fllv0016.ext.ti.com (fllv0016.ext.ti.com [198.47.19.142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DDF432BC4; Tue, 13 Dec 2022 08:43:25 -0800 (PST) Received: from fllv0034.itg.ti.com ([10.64.40.246]) by fllv0016.ext.ti.com (8.15.2/8.15.2) with ESMTP id 2BDGhF4V042968; Tue, 13 Dec 2022 10:43:15 -0600 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1670949795; bh=5eBEqont1Hh66nEc8s7Ovin4BNz2G7HwxSF5/nTvwu8=; h=From:To:CC:Subject:Date:In-Reply-To:References; b=LxfwkajrXiy7c2mhpHKiG7RS36PCiVkGpANNK9D52aAVhT7dGMy+Enjbhb+EhT+qB xgtm6b9S3PW4F7OhxURZDrm35KCm0fBuRSQ9lBQ99GRgkpvCtk7pX2CDjLf+WOW/E7 wkKOZJVG6DOmaO/O1Y9ptUbfeJPlZeD+KC45m3uQ= Received: from DLEE108.ent.ti.com (dlee108.ent.ti.com [157.170.170.38]) by fllv0034.itg.ti.com (8.15.2/8.15.2) with ESMTPS id 2BDGhF0t112141 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 13 Dec 2022 10:43:15 -0600 Received: from DLEE114.ent.ti.com (157.170.170.25) by DLEE108.ent.ti.com (157.170.170.38) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16; Tue, 13 Dec 2022 10:43:15 -0600 Received: from fllv0040.itg.ti.com (10.64.41.20) by DLEE114.ent.ti.com (157.170.170.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2507.16 via Frontend Transport; Tue, 13 Dec 2022 10:43:15 -0600 Received: from uda0132425.dhcp.ti.com (ileaxei01-snat.itg.ti.com [10.180.69.5]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id 2BDGh6gK034997; Tue, 13 Dec 2022 10:43:12 -0600 From: Vignesh Raghavendra To: Peter Ujfalusi , Vinod Koul , Rob Herring , Krzysztof Kozlowski CC: , , , Vignesh Raghavendra , Subject: [PATCH v3 2/5] dmaengine: ti: k3-udma: Fix BCDMA for case w/o BCHAN Date: Tue, 13 Dec 2022 22:13:01 +0530 Message-ID: <20221213164304.1126945-3-vigneshr@ti.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221213164304.1126945-1-vigneshr@ti.com> References: <20221213164304.1126945-1-vigneshr@ti.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Reusing loop iterator fails if BCHAN is not present as iterator is uninitialized Signed-off-by: Vignesh Raghavendra --- drivers/dma/ti/k3-udma.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c index ce8b80bb34d7..aa50d46fa856 100644 --- a/drivers/dma/ti/k3-udma.c +++ b/drivers/dma/ti/k3-udma.c @@ -4774,7 +4774,10 @@ static int bcdma_setup_resources(struct udma_dev *ud) irq_res.desc[i].num =3D rm_res->desc[i].num; } } + } else { + i =3D 0; } + if (ud->tchan_cnt) { rm_res =3D tisci_rm->rm_ranges[RM_RANGE_TCHAN]; if (IS_ERR(rm_res)) { --=20 2.38.1