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GET /api/patches/2227375/?format=api
{ "id": 2227375, "url": "http://patchwork.ozlabs.org/api/patches/2227375/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260423-audio-v1-1-e1d6b65c76f9@rsg.ci.i.u-tokyo.ac.jp/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260423-audio-v1-1-e1d6b65c76f9@rsg.ci.i.u-tokyo.ac.jp>", "list_archive_url": null, "date": "2026-04-23T13:55:21", "name": "[1/3] audio: Avoid unsigned sample wraparound", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "37b6263da130b36a7b4a808036c2c9ff608435f9", "submitter": { "id": 90980, "url": "http://patchwork.ozlabs.org/api/people/90980/?format=api", "name": "Akihiko Odaki", "email": "odaki@rsg.ci.i.u-tokyo.ac.jp" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260423-audio-v1-1-e1d6b65c76f9@rsg.ci.i.u-tokyo.ac.jp/mbox/", "series": [ { "id": 501200, "url": "http://patchwork.ozlabs.org/api/series/501200/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=501200", "date": "2026-04-23T13:55:20", "name": "audio: Fix unsigned PCM conversion edge cases", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/501200/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2227375/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2227375/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=fail reason=\"key not found in DNS\" header.d=rsg.ci.i.u-tokyo.ac.jp\n header.i=@rsg.ci.i.u-tokyo.ac.jp header.a=rsa-sha256 header.s=rs20250326\n header.b=Splkzpvc;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; helo=lists1p.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)" ], "Received": [ "from lists1p.gnu.org (lists1p.gnu.org [209.51.188.17])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g1d2R0NHSz1yD5\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 23 Apr 2026 23:57:33 +1000 (AEST)", "from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists1p.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from <qemu-devel-bounces@nongnu.org>)\n\tid 1wFuY2-0005e4-KC; Thu, 23 Apr 2026 09:56:54 -0400", "from eggs.gnu.org ([2001:470:142:3::10])\n by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <odaki@rsg.ci.i.u-tokyo.ac.jp>)\n id 1wFuX4-0005Wa-Kc\n for qemu-devel@nongnu.org; Thu, 23 Apr 2026 09:56:02 -0400", "from www3579.sakura.ne.jp ([49.212.243.89])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <odaki@rsg.ci.i.u-tokyo.ac.jp>)\n id 1wFuWt-0000cC-AH\n for qemu-devel@nongnu.org; Thu, 23 Apr 2026 09:55:48 -0400", "from h205.csg.ci.i.u-tokyo.ac.jp (h205.csg.ci.i.u-tokyo.ac.jp\n [133.11.54.205]) (authenticated bits=0)\n by www3579.sakura.ne.jp (8.16.1/8.16.1) with ESMTPSA id 63NDtV0M080520\n (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO);\n Thu, 23 Apr 2026 22:55:32 +0900 (JST)\n (envelope-from odaki@rsg.ci.i.u-tokyo.ac.jp)" ], "DKIM-Signature": "a=rsa-sha256; bh=oydcHHZwPJ6rnQhHZzNlvgB8smp76GOsqhnu1TBs65U=;\n c=relaxed/relaxed; d=rsg.ci.i.u-tokyo.ac.jp;\n h=From:Message-Id:To:Subject:Date;\n s=rs20250326; t=1776952532; v=1;\n b=SplkzpvccfgF2rrjSYeFv3wooJTOzNAiA+rJGoc4weoj85i4ugTavO44LL3zCEbR\n 558HrWBAGUSMkbyh2yIFXdxcWtkiB0F2EJiWK1tNk+wQJPdHn0HjzA3QHuGVJc2S\n SYC5pi2xbd2FF8j5NkBK+IvQm571kk+GtgHpcOpC5UuNJ04IlJCAqvoMjZmyzOse\n BQbdzpEAOXwS36H7Ed/j8mmmLTFBQ3NHaAOhZql3qs5VV4CfyZ2fNhJCelwoYcpn\n Fe6QqciMfjslERxRe5ye9iVoakDGs+H7WKgOdtCiDOcLvqv7ubEidy2dplriF5Yn\n VYD2V15nQYg08FSdRRVIog==", "From": "Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp>", "Date": "Thu, 23 Apr 2026 22:55:21 +0900", "Subject": "[PATCH 1/3] audio: Avoid unsigned sample wraparound", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "7bit", "Message-Id": "<20260423-audio-v1-1-e1d6b65c76f9@rsg.ci.i.u-tokyo.ac.jp>", "References": "<20260423-audio-v1-0-e1d6b65c76f9@rsg.ci.i.u-tokyo.ac.jp>", "In-Reply-To": "<20260423-audio-v1-0-e1d6b65c76f9@rsg.ci.i.u-tokyo.ac.jp>", "To": "qemu-devel@nongnu.org", "Cc": "Gerd Hoffmann <kraxel@redhat.com>,\n =?utf-8?q?Marc-Andr=C3=A9_Lureau?= <marcandre.lureau@redhat.com>,\n Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp>", "X-Mailer": "b4 0.16-dev-16047", "Received-SPF": "pass client-ip=49.212.243.89;\n envelope-from=odaki@rsg.ci.i.u-tokyo.ac.jp; helo=www3579.sakura.ne.jp", "X-Spam_score_int": "-16", "X-Spam_score": "-1.7", "X-Spam_bar": "-", "X-Spam_report": "(-1.7 / 5.0 requ) BAYES_00=-1.9, DKIM_INVALID=0.1,\n DKIM_SIGNED=0.1, SPF_HELO_NONE=0.001,\n SPF_PASS=-0.001 autolearn=no autolearn_force=no", "X-Spam_action": "no action", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "qemu development <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "When !defined(SIGNED), nv - HALF will wrap around if nv < HALF because\nnv and HALF are unsigned. Fix it by casting nv to mixeng_real, which is\nsigned.\n\nSigned-off-by: Akihiko Odaki <odaki@rsg.ci.i.u-tokyo.ac.jp>\n---\n audio/mixeng_template.h | 4 ++--\n 1 file changed, 2 insertions(+), 2 deletions(-)", "diff": "diff --git a/audio/mixeng_template.h b/audio/mixeng_template.h\nindex bc8509e423f6..881653c44bfb 100644\n--- a/audio/mixeng_template.h\n+++ b/audio/mixeng_template.h\n@@ -43,13 +43,13 @@ static inline mixeng_real glue (conv_, ET) (IN_T v)\n #ifdef SIGNED\n return nv * (2.f / ((mixeng_real)IN_MAX - IN_MIN));\n #else\n- return (nv - HALF) * (2.f / (mixeng_real)IN_MAX);\n+ return ((mixeng_real)nv - HALF) * (2.f / (mixeng_real)IN_MAX);\n #endif\n #else /* !RECIPROCAL */\n #ifdef SIGNED\n return nv / (((mixeng_real)IN_MAX - IN_MIN) / 2.f);\n #else\n- return (nv - HALF) / ((mixeng_real)IN_MAX / 2.f);\n+ return ((mixeng_real)nv - HALF) / ((mixeng_real)IN_MAX / 2.f);\n #endif\n #endif\n }\n", "prefixes": [ "1/3" ] }