From patchwork Thu Jun 11 19:43:53 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Paolo Bonzini X-Patchwork-Id: 280705 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=-6.8 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED 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 47A30C433DF for ; Thu, 11 Jun 2020 20:20:31 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 13DB52074B for ; Thu, 11 Jun 2020 20:20:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="Nn1SCwbu" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 13DB52074B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:51458 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jjTgc-0005Pi-8H for qemu-devel@archiver.kernel.org; Thu, 11 Jun 2020 16:20:30 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:54988) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jjT8y-0007zf-Np for qemu-devel@nongnu.org; Thu, 11 Jun 2020 15:45:44 -0400 Received: from us-smtp-delivery-1.mimecast.com ([205.139.110.120]:27764 helo=us-smtp-1.mimecast.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1jjT8v-00015h-VN for qemu-devel@nongnu.org; Thu, 11 Jun 2020 15:45:44 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1591904741; 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=s3IqJsgAL2cFBvkObBba9SfjTIZIJjajSNTBAb42Esw=; b=Nn1SCwbuO9kYAF5UhUCqnzf6jcYc0giG68yVSLIObEU4mmtf1VUdrkolMqsqRdjJ7jw5Fz hxk//9XFG2wdqo7oagLZzY4Y4BZ3b85tvi492O5T1zQ9fs6rGtT9GdBr2Yvl7mSyZVg0DH ekPB+wpIubM85vjFrgqP1szW3KAWzLY= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-396-9MbTbZw9NF-wPohVNG1cTA-1; Thu, 11 Jun 2020 15:45:38 -0400 X-MC-Unique: 9MbTbZw9NF-wPohVNG1cTA-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 05B558797F6; Thu, 11 Jun 2020 19:45:38 +0000 (UTC) Received: from virtlab701.virt.lab.eng.bos.redhat.com (virtlab701.virt.lab.eng.bos.redhat.com [10.19.152.228]) by smtp.corp.redhat.com (Postfix) with ESMTP id 536648FF91; Thu, 11 Jun 2020 19:45:37 +0000 (UTC) From: Paolo Bonzini To: qemu-devel@nongnu.org Subject: [PULL 059/115] hw/elf_ops: Do not ignore write failures when loading ELF Date: Thu, 11 Jun 2020 15:43:53 -0400 Message-Id: <20200611194449.31468-60-pbonzini@redhat.com> In-Reply-To: <20200611194449.31468-1-pbonzini@redhat.com> References: <20200611194449.31468-1-pbonzini@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=205.139.110.120; envelope-from=pbonzini@redhat.com; helo=us-smtp-1.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/06/11 14:52:10 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Stefano Garzarella Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Philippe Mathieu-Daudé Do not ignore the MemTxResult error type returned by address_space_write(). Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Stefano Garzarella Signed-off-by: Paolo Bonzini --- include/hw/elf_ops.h | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/include/hw/elf_ops.h b/include/hw/elf_ops.h index 398a4a2c85..6fdff3dced 100644 --- a/include/hw/elf_ops.h +++ b/include/hw/elf_ops.h @@ -553,9 +553,14 @@ static int glue(load_elf, SZ)(const char *name, int fd, rom_add_elf_program(label, mapped_file, data, file_size, mem_size, addr, as); } else { - address_space_write(as ? as : &address_space_memory, - addr, MEMTXATTRS_UNSPECIFIED, - data, file_size); + MemTxResult res; + + res = address_space_write(as ? as : &address_space_memory, + addr, MEMTXATTRS_UNSPECIFIED, + data, file_size); + if (res != MEMTX_OK) { + goto fail; + } } }