From patchwork Wed Nov 4 15:01:34 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paolo Bonzini X-Patchwork-Id: 11880909 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 0055B14B4 for ; Wed, 4 Nov 2020 15:05:29 +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 946632072E for ; Wed, 4 Nov 2020 15:05:29 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="OdzwsvuZ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 946632072E 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+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:57030 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kaKLo-0007wF-Gh for patchwork-qemu-devel@patchwork.kernel.org; Wed, 04 Nov 2020 10:05:28 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:55308) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kaKIY-0002yV-3S for qemu-devel@nongnu.org; Wed, 04 Nov 2020 10:02:06 -0500 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:52026) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.90_1) (envelope-from ) id 1kaKIR-00060e-UY for qemu-devel@nongnu.org; Wed, 04 Nov 2020 10:02:05 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1604502117; 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=LomTBw8uZZy1rA9GJor/FwuuPqnxuVYa0w37Agyn06c=; b=OdzwsvuZAqCbySaaPubC8HDwI4/QUZ6Lrg/M47yiJSlLPRv+tN/2YRDcQOnsxO7PQ9zJKu fusmpLGrnwNEqLjBbR3PkzPi0+qf6BqiA0vgIXLO8hSq5GmX8DyiB95/stNNZviVKoqd8S XIUQauLnfIQ3LDo5LYC/CLQiqZPdB/8= 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-179-oH8T70htN--aTTXtPJUgTw-1; Wed, 04 Nov 2020 10:01:56 -0500 X-MC-Unique: oH8T70htN--aTTXtPJUgTw-1 Received: from smtp.corp.redhat.com (int-mx07.intmail.prod.int.phx2.redhat.com [10.5.11.22]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 340891891E8A; Wed, 4 Nov 2020 15:01:55 +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 D630B1002D41; Wed, 4 Nov 2020 15:01:54 +0000 (UTC) From: Paolo Bonzini To: qemu-devel@nongnu.org Subject: [PULL 01/20] cutils: replace strdup with g_strdup Date: Wed, 4 Nov 2020 10:01:34 -0500 Message-Id: <20201104150153.541326-2-pbonzini@redhat.com> In-Reply-To: <20201104150153.541326-1-pbonzini@redhat.com> References: <20201104150153.541326-1-pbonzini@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=pbonzini@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=216.205.24.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/11/03 00:03:41 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, 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=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no 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: Peter Maydell Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" Memory returned by get_relocated_path must be freed with free or g_free depending on the path that the function took; Coverity takes exception to this practice. The fix lets caller use g_free as is standard in QEMU. While at it, mention the requirements on the caller in the doc comment. Suggested-by: Peter Maydell Signed-off-by: Paolo Bonzini --- include/qemu/cutils.h | 1 + util/cutils.c | 2 +- 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/include/qemu/cutils.h b/include/qemu/cutils.h index 4bbf4834ea..986ed8e15f 100644 --- a/include/qemu/cutils.h +++ b/include/qemu/cutils.h @@ -205,6 +205,7 @@ int qemu_pstrcmp0(const char **str1, const char **str2); * as the prefix. For example, if `bindir` is `/usr/bin` and @dir is * `/usr/share/qemu`, the function will append `../share/qemu` to the * directory that contains the running executable and return the result. + * The returned string should be freed by the caller. */ char *get_relocated_path(const char *dir); diff --git a/util/cutils.c b/util/cutils.c index c395974fab..9498e28e1a 100644 --- a/util/cutils.c +++ b/util/cutils.c @@ -937,7 +937,7 @@ char *get_relocated_path(const char *dir) /* Fail if qemu_init_exec_dir was not called. */ assert(exec_dir[0]); if (!starts_with_prefix(dir) || !starts_with_prefix(bindir)) { - return strdup(dir); + return g_strdup(dir); } result = g_string_new(exec_dir);