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GET /api/patches/2194763/?format=api
{ "id": 2194763, "url": "http://patchwork.ozlabs.org/api/patches/2194763/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/patch/20260209201415.303190-1-jonas@kwiboo.se/", "project": { "id": 18, "url": "http://patchwork.ozlabs.org/api/projects/18/?format=api", "name": "U-Boot", "link_name": "uboot", "list_id": "u-boot.lists.denx.de", "list_email": "u-boot@lists.denx.de", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260209201415.303190-1-jonas@kwiboo.se>", "list_archive_url": null, "date": "2026-02-09T20:14:12", "name": "usb: dwc3: core: Use IS_ERR_VALUE() for ref_clk rate check", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "c6d45b03a6b1153f733e95731f65aa67683f18a1", "submitter": { "id": 71439, "url": "http://patchwork.ozlabs.org/api/people/71439/?format=api", "name": "Jonas Karlman", "email": "jonas@kwiboo.se" }, "delegate": { "id": 1699, "url": "http://patchwork.ozlabs.org/api/users/1699/?format=api", "username": "marex", "first_name": "Marek", "last_name": "Vasut", "email": "marek.vasut@gmail.com" }, "mbox": "http://patchwork.ozlabs.org/project/uboot/patch/20260209201415.303190-1-jonas@kwiboo.se/mbox/", "series": [ { "id": 491561, "url": "http://patchwork.ozlabs.org/api/series/491561/?format=api", "web_url": "http://patchwork.ozlabs.org/project/uboot/list/?series=491561", "date": "2026-02-09T20:14:12", "name": "usb: dwc3: core: Use IS_ERR_VALUE() for ref_clk rate check", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/491561/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2194763/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2194763/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<u-boot-bounces@lists.denx.de>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n secure) header.d=kwiboo.se header.i=@kwiboo.se header.a=rsa-sha256\n header.s=fe-e1b5cab7be header.b=rRLNyX79;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=lists.denx.de\n (client-ip=85.214.62.61; helo=phobos.denx.de;\n envelope-from=u-boot-bounces@lists.denx.de; receiver=patchwork.ozlabs.org)", "phobos.denx.de;\n dmarc=pass (p=quarantine dis=none) header.from=kwiboo.se", "phobos.denx.de;\n spf=pass smtp.mailfrom=u-boot-bounces@lists.denx.de", "phobos.denx.de;\n\tdkim=pass (2048-bit key;\n secure) header.d=kwiboo.se header.i=@kwiboo.se header.b=\"rRLNyX79\";\n\tdkim-atps=neutral", "phobos.denx.de; dmarc=pass (p=quarantine dis=none)\n header.from=kwiboo.se", "phobos.denx.de; spf=pass\n smtp.mailfrom=SRS0=7111=AO=kwiboo.se=jonas@fe-bounces.kwiboo.se" ], "Received": [ "from phobos.denx.de (phobos.denx.de [85.214.62.61])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4f8ws908rlz1xwG\n\tfor <incoming@patchwork.ozlabs.org>; Tue, 10 Feb 2026 07:14:36 +1100 (AEDT)", "from h2850616.stratoserver.net (localhost [IPv6:::1])\n\tby phobos.denx.de (Postfix) with ESMTP id 35562805D7;\n\tMon, 9 Feb 2026 21:14:30 +0100 (CET)", "by phobos.denx.de (Postfix, from userid 109)\n id 025E48341A; Mon, 9 Feb 2026 21:14:29 +0100 (CET)", "from smtp.forwardemail.net (smtp.forwardemail.net [121.127.44.73])\n (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits))\n (No client certificate requested)\n by phobos.denx.de (Postfix) with ESMTPS id B01D580325\n for <u-boot@lists.denx.de>; Mon, 9 Feb 2026 21:14:26 +0100 (CET)" ], "X-Spam-Checker-Version": "SpamAssassin 3.4.2 (2018-09-13) on phobos.denx.de", "X-Spam-Level": "", "X-Spam-Status": "No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,\n DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_BLOCKED,\n RCVD_IN_VALIDITY_CERTIFIED_BLOCKED,RCVD_IN_VALIDITY_RPBL_BLOCKED,\n SPF_HELO_PASS,SPF_PASS autolearn=ham autolearn_force=no version=3.4.2", "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=kwiboo.se;\n h=Content-Transfer-Encoding: MIME-Version: Message-ID: Date: Subject: Cc:\n To: From; q=dns/txt; s=fe-e1b5cab7be; t=1770668065;\n bh=rbevsxJxz4CNlQjlteVQuDIOC+GiN5U/DX5OkB/ktWo=;\n b=rRLNyX79JA7FFOnZrJmTE4MzVAAuNOdbhUlXtoQk2/xuN3INaFmwAJtBW1NT2hf3Aoy9DcIiw\n SgQ0q/BKGzvMCwep9K2SE5xv9NIJ6c9BnU+R5sRY6MHJ28agF/heVOegAGcwjIETgjCS6N+f+gy\n BS/eXJ+qUTy0TY2FMzLIf+UGqaggVphDFavMBayWbwPjdnNN77yg18HEjx95XChm+QBj4TvPAy0\n EEW2K1JvNl3ukPaIjawSOjuAsDZ3ynzFLwtx6O/ucaDDfqJ2ePWYIKMMtxv144HDIjNwxPAgs/U\n 1+ArWOi/gi4hDOflcJvNyks5Prz7FA5vmd2cyDT/7TWQ==", "X-Forward-Email-ID": "698a401c6d1a89e39050280c", "X-Forward-Email-Sender": "rfc822; jonas@kwiboo.se, smtp.forwardemail.net,\n 121.127.44.73", "X-Forward-Email-Version": "2.6.3", "X-Forward-Email-Website": "https://forwardemail.net", "X-Complaints-To": "abuse@forwardemail.net", "X-Report-Abuse": "abuse@forwardemail.net", "X-Report-Abuse-To": "abuse@forwardemail.net", "From": "Jonas Karlman <jonas@kwiboo.se>", "To": "Marek Vasut <marex@denx.de>,\n\tTom Rini <trini@konsulko.com>", "Cc": "Jonas Karlman <jonas@kwiboo.se>,\n\tu-boot@lists.denx.de", "Subject": "[PATCH] usb: dwc3: core: Use IS_ERR_VALUE() for ref_clk rate check", "Date": "Mon, 9 Feb 2026 20:14:12 +0000", "Message-ID": "<20260209201415.303190-1-jonas@kwiboo.se>", "X-Mailer": "git-send-email 2.52.0", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "X-BeenThere": "u-boot@lists.denx.de", "X-Mailman-Version": "2.1.39", "Precedence": "list", "List-Id": "U-Boot discussion <u-boot.lists.denx.de>", "List-Unsubscribe": "<https://lists.denx.de/options/u-boot>,\n <mailto:u-boot-request@lists.denx.de?subject=unsubscribe>", "List-Archive": "<https://lists.denx.de/pipermail/u-boot/>", "List-Post": "<mailto:u-boot@lists.denx.de>", "List-Help": "<mailto:u-boot-request@lists.denx.de?subject=help>", "List-Subscribe": "<https://lists.denx.de/listinfo/u-boot>,\n <mailto:u-boot-request@lists.denx.de?subject=subscribe>", "Errors-To": "u-boot-bounces@lists.denx.de", "Sender": "\"U-Boot\" <u-boot-bounces@lists.denx.de>", "X-Virus-Scanned": "clamav-milter 0.103.8 at phobos.denx.de", "X-Virus-Status": "Clean" }, "content": "clk_get_rate() in U-Boot is documented to return clock rate on success,\n0 for invalid clock and -ve error code for other errors. This differ\nslightly from Linux where only >= 0 is returned from clk_get_rate().\n\nSome clock drivers take advantage of this difference and may return -ve\nerror code for clocks not fully supported in U-Boot.\n\nUse IS_ERR_VALUE() to check for an error code in addition to current\ninvalid clock check to fix broken and unpredicted behavior when clock\ndriver returns a -ve error code for the ref_clk.\n\nSigned-off-by: Jonas Karlman <jonas@kwiboo.se>\n---\n drivers/usb/dwc3/core.c | 2 +-\n 1 file changed, 1 insertion(+), 1 deletion(-)", "diff": "diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c\nindex 6f22b9232bad..5bfca580824a 100644\n--- a/drivers/usb/dwc3/core.c\n+++ b/drivers/usb/dwc3/core.c\n@@ -149,7 +149,7 @@ static void dwc3_ref_clk_period(struct dwc3 *dwc)\n \n \tif (dwc->ref_clk) {\n \t\trate = clk_get_rate(dwc->ref_clk);\n-\t\tif (!rate)\n+\t\tif (IS_ERR_VALUE(rate) || !rate)\n \t\t\treturn;\n \t\tperiod = NSEC_PER_SEC / rate;\n \t} else {\n", "prefixes": [] }