From nobody Sat Nov 15 20:36:29 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1748711912874937.4149230908515; Sat, 31 May 2025 10:18:32 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1uLPol-00018A-F4; Sat, 31 May 2025 13:16:23 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1uLPod-00015U-SZ; Sat, 31 May 2025 13:16:16 -0400 Received: from isrv.corpit.ru ([86.62.121.231]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1uLPob-000117-R9; Sat, 31 May 2025 13:16:15 -0400 Received: from tsrv.corpit.ru (tsrv.tls.msk.ru [192.168.177.2]) by isrv.corpit.ru (Postfix) with ESMTP id B31AD126B31; Sat, 31 May 2025 20:16:05 +0300 (MSK) Received: from think4mjt.tls.msk.ru (mjtthink.wg.tls.msk.ru [192.168.177.146]) by tsrv.corpit.ru (Postfix) with ESMTP id 8B4FE21BA34; Sat, 31 May 2025 20:16:09 +0300 (MSK) From: Michael Tokarev To: qemu-devel@nongnu.org, qemu-block@nongnu.org Cc: Michael Tokarev Subject: [PATCH 01/27] qemu-img: measure: convert img_size to signed, simplify handling Date: Sat, 31 May 2025 20:15:43 +0300 Message-Id: <20250531171609.197078-2-mjt@tls.msk.ru> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250531171609.197078-1-mjt@tls.msk.ru> References: <20250531171609.197078-1-mjt@tls.msk.ru> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=86.62.121.231; envelope-from=mjt@tls.msk.ru; helo=isrv.corpit.ru X-Spam_score_int: -68 X-Spam_score: -6.9 X-Spam_bar: ------ X-Spam_report: (-6.9 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_HI=-5, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1748711913664116600 qemu_opt_set_number() expects signed int64_t. Use int64_t instead of uint64_t for img_size, use -1 as "unset" value instead of UINT64_MAX, and do not require temporary sval for conversion from string. Signed-off-by: Michael Tokarev Reviewed-by: Daniel P. Berrang=C3=A9 Reviewed-by: Kevin Wolf --- qemu-img.c | 19 +++++++------------ 1 file changed, 7 insertions(+), 12 deletions(-) diff --git a/qemu-img.c b/qemu-img.c index 139eeb5039..ec0f1152df 100644 --- a/qemu-img.c +++ b/qemu-img.c @@ -5368,7 +5368,7 @@ static int img_measure(int argc, char **argv) QemuOpts *sn_opts =3D NULL; QemuOptsList *create_opts =3D NULL; bool image_opts =3D false; - uint64_t img_size =3D UINT64_MAX; + int64_t img_size =3D -1; BlockMeasureInfo *info =3D NULL; Error *local_err =3D NULL; int ret =3D 1; @@ -5426,16 +5426,11 @@ static int img_measure(int argc, char **argv) } break; case OPTION_SIZE: - { - int64_t sval; - - sval =3D cvtnum("image size", optarg); - if (sval < 0) { + img_size =3D cvtnum("image size", optarg); + if (img_size < 0) { goto out; } - img_size =3D (uint64_t)sval; - } - break; + break; } } =20 @@ -5450,11 +5445,11 @@ static int img_measure(int argc, char **argv) error_report("--image-opts, -f, and -l require a filename argument= ."); goto out; } - if (filename && img_size !=3D UINT64_MAX) { + if (filename && img_size !=3D -1) { error_report("--size N cannot be used together with a filename."); goto out; } - if (!filename && img_size =3D=3D UINT64_MAX) { + if (!filename && img_size =3D=3D -1) { error_report("Either --size N or one filename must be specified."); goto out; } @@ -5502,7 +5497,7 @@ static int img_measure(int argc, char **argv) goto out; } } - if (img_size !=3D UINT64_MAX) { + if (img_size !=3D -1) { qemu_opt_set_number(opts, BLOCK_OPT_SIZE, img_size, &error_abort); } =20 --=20 2.39.5