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 X-Spam-Level: X-Spam-Status: No, score=-16.4 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 C8309C07E99 for ; Fri, 9 Jul 2021 12:58:04 +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 6695B613BA for ; Fri, 9 Jul 2021 12:58:04 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6695B613BA 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]:33536 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m1q4x-0008RE-Ee for qemu-devel@archiver.kernel.org; Fri, 09 Jul 2021 08:58:03 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:57242) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m1pyR-0003Tf-UM for qemu-devel@nongnu.org; Fri, 09 Jul 2021 08:51:19 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:50179) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m1pyO-0003Qd-F1 for qemu-devel@nongnu.org; Fri, 09 Jul 2021 08:51:19 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1625835075; 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=vSzy661+2yNC34ynY1F3VDoKlcm3D97ZpmR91au8Izk=; b=OV99/MFhGcEI1Z7XDEu4n8r+jnoCBTrkjSVpfnqpYPLZHV9GQtDymTUBxaJHTL+libTg6Z yjWMkhjHECNxhk75r5sj7MqoPfvemMTHUKrmNHRF19U9z5kqWYS6gRznztKak8+5Xn1gpt VxW+UiRsC62FGLzSRoMjEB1+l+R/iq4= 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-235-H7GPe5akMlO9alRprpJMfA-1; Fri, 09 Jul 2021 08:51:14 -0400 X-MC-Unique: H7GPe5akMlO9alRprpJMfA-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 38B4E948; Fri, 9 Jul 2021 12:51:13 +0000 (UTC) Received: from merkur.redhat.com (ovpn-113-203.ams2.redhat.com [10.36.113.203]) by smtp.corp.redhat.com (Postfix) with ESMTP id F28DD60843; Fri, 9 Jul 2021 12:51:11 +0000 (UTC) From: Kevin Wolf To: qemu-block@nongnu.org Subject: [PULL 09/28] util/uri: do not check argument of uri_free() Date: Fri, 9 Jul 2021 14:50:16 +0200 Message-Id: <20210709125035.191321-10-kwolf@redhat.com> In-Reply-To: <20210709125035.191321-1-kwolf@redhat.com> References: <20210709125035.191321-1-kwolf@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=kwolf@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=216.205.24.124; envelope-from=kwolf@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -31 X-Spam_score: -3.2 X-Spam_bar: --- X-Spam_report: (-3.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.45, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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: kwolf@redhat.com, peter.maydell@linaro.org, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Heinrich Schuchardt uri_free() checks if its argument is NULL in uri_clean() and g_free(). There is no need to check the argument before the call. Signed-off-by: Heinrich Schuchardt Message-Id: <20210629063602.4239-1-xypron.glpk@gmx.de> Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Richard W.M. Jones Signed-off-by: Kevin Wolf --- block/nfs.c | 4 +--- block/ssh.c | 4 +--- util/uri.c | 22 ++++++---------------- 3 files changed, 8 insertions(+), 22 deletions(-) diff --git a/block/nfs.c b/block/nfs.c index 7dff64f489..9aeaefb364 100644 --- a/block/nfs.c +++ b/block/nfs.c @@ -147,9 +147,7 @@ out: if (qp) { query_params_free(qp); } - if (uri) { - uri_free(uri); - } + uri_free(uri); return ret; } diff --git a/block/ssh.c b/block/ssh.c index d008caf059..e0fbb4934b 100644 --- a/block/ssh.c +++ b/block/ssh.c @@ -237,9 +237,7 @@ static int parse_uri(const char *filename, QDict *options, Error **errp) return 0; err: - if (uri) { - uri_free(uri); - } + uri_free(uri); return -EINVAL; } diff --git a/util/uri.c b/util/uri.c index 8bdef84120..ff72c6005f 100644 --- a/util/uri.c +++ b/util/uri.c @@ -1340,7 +1340,7 @@ static void uri_clean(URI *uri) /** * uri_free: - * @uri: pointer to an URI + * @uri: pointer to an URI, NULL is ignored * * Free up the URI struct */ @@ -1939,15 +1939,9 @@ step_7: val = uri_to_string(res); done: - if (ref != NULL) { - uri_free(ref); - } - if (bas != NULL) { - uri_free(bas); - } - if (res != NULL) { - uri_free(res); - } + uri_free(ref); + uri_free(bas); + uri_free(res); return val; } @@ -2190,12 +2184,8 @@ done: if (remove_path != 0) { ref->path = NULL; } - if (ref != NULL) { - uri_free(ref); - } - if (bas != NULL) { - uri_free(bas); - } + uri_free(ref); + uri_free(bas); return val; } -- 2.31.1