From mboxrd@z Thu Jan 1 00:00:00 1970 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 mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by smtp.lore.kernel.org (Postfix) with ESMTP id 405B2CD5BDE for ; Wed, 27 May 2026 07:57:35 +0000 (UTC) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 085CB4064E; Wed, 27 May 2026 09:57:28 +0200 (CEST) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by mails.dpdk.org (Postfix) with ESMTP id 79BEC402F1 for ; Wed, 27 May 2026 09:57:26 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1779868645; 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=9hPwcTK8yLDG1OrPL4xmHwnRuxbo1Rd0tYOtryrIGlw=; b=ie7szx8etdztA2SEoIcycmfqwPF/vqwB5HVdWBwXModDJI4jrvSi/E0ClDuq7GSq5z2kuE 4Ul/CY60zpVtnOiTjCL02AxIuVtzTUMPoviL9lo6t6dmUgVSclXQ5/1Xzd3vIqhyxDfZRw Eff/BF11Q+OrpiF5Euq2Skivv52LtWs= Received: from mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-189-oHQptu6TO8Sx2o3lHKImwQ-1; Wed, 27 May 2026 03:57:21 -0400 X-MC-Unique: oHQptu6TO8Sx2o3lHKImwQ-1 X-Mimecast-MFC-AGG-ID: oHQptu6TO8Sx2o3lHKImwQ_1779868640 Received: from mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.111]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 4416519560AF; Wed, 27 May 2026 07:57:20 +0000 (UTC) Received: from dmarchan.lan (unknown [10.44.49.40]) by mx-prod-int-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 32C8F1800352; Wed, 27 May 2026 07:57:17 +0000 (UTC) From: David Marchand To: dev@dpdk.org Cc: thomas@monjalon.net, stephen@networkplumber.org, bruce.richardson@intel.com, Kevin Laatz Subject: [PATCH v4 04/25] dma/idxd: clear device at scan Date: Wed, 27 May 2026 09:56:28 +0200 Message-ID: <20260527075654.3780732-5-david.marchand@redhat.com> In-Reply-To: <20260527075654.3780732-1-david.marchand@redhat.com> References: <20260429114503.932575-1-david.marchand@redhat.com> <20260527075654.3780732-1-david.marchand@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.111 X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: T6rP-zA1H68_rLBWgQlD2eX-D-jL7yc9wNM_npeWw6U_1779868640 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: 8bit content-type: text/plain; charset="US-ASCII"; x-default=true X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Currently, the device object is only manipulated by the dma/idxd bus callbacks and EAL is not looking too much into this object. However, in the next refactoring, EAL will expect a clean object, like when checking that the device has been already probed (iow dev->driver != NULL). Request a 0'd object when allocating. Reported-by: Bruce Richardson Signed-off-by: David Marchand Acked-by: Bruce Richardson --- drivers/dma/idxd/idxd_bus.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/dma/idxd/idxd_bus.c b/drivers/dma/idxd/idxd_bus.c index 291cd6c707..f267c20a59 100644 --- a/drivers/dma/idxd/idxd_bus.c +++ b/drivers/dma/idxd/idxd_bus.c @@ -322,7 +322,7 @@ dsa_scan(void) } IDXD_PMD_DEBUG("%s(): found %s/%s", __func__, path, wq->d_name); - dev = malloc(sizeof(*dev)); + dev = calloc(1, sizeof(*dev)); if (dev == NULL) { closedir(dev_dir); return -ENOMEM; -- 2.53.0