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Mon, 12 Jan 2026 11:56:57 -0500 X-MC-Unique: Ugn58wkyN1CvtXd7CIAw1w-1 X-Mimecast-MFC-AGG-ID: Ugn58wkyN1CvtXd7CIAw1w_1768237013 Received: from mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.4]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-08.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 6AA9E1800372; Mon, 12 Jan 2026 16:56:53 +0000 (UTC) Received: from [10.44.34.128] (unknown [10.44.34.128]) by mx-prod-int-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 8CDD030001A2; Mon, 12 Jan 2026 16:56:46 +0000 (UTC) Message-ID: <97487370-0ef5-4324-87e9-c86668055314@redhat.com> Date: Mon, 12 Jan 2026 17:56:45 +0100 Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [Intel-wired-lan] [PATCH net-next 06/12] dpll: Support dynamic pin index allocation To: kernel test robot , netdev@vger.kernel.org Cc: oe-kbuild-all@lists.linux.dev, Eric Dumazet , Tony Nguyen , Rob Herring , Leon Romanovsky , Andrew Lunn , linux-rdma@vger.kernel.org, Przemek Kitszel , Arkadiusz Kubalewski , intel-wired-lan@lists.osuosl.org, Jakub Kicinski , Paolo Abeni , devicetree@vger.kernel.org, Conor Dooley , Jiri Pirko , Richard Cochran , Prathosh Satish , Vadim Fedorenko , Mark Bloch , linux-kernel@vger.kernel.org, Tariq Toukan , Alexander Lobakin , Jonathan Lemon , Krzysztof Kozlowski , Saeed Mahameed References: <20260108182318.20935-7-ivecera@redhat.com> <202601122216.BCarSN6K-lkp@intel.com> Content-Language: en-US From: Ivan Vecera In-Reply-To: <202601122216.BCarSN6K-lkp@intel.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 3.4.1 on 10.30.177.4 On 1/12/26 4:13 PM, kernel test robot wrote: > Hi Ivan, > > kernel test robot noticed the following build warnings: > > [auto build test WARNING on net-next/main] > > url: https://github.com/intel-lab-lkp/linux/commits/Ivan-Vecera/dt-bindings-dpll-add-common-dpll-pin-consumer-schema/20260109-022618 > base: net-next/main > patch link: https://lore.kernel.org/r/20260108182318.20935-7-ivecera%40redhat.com > patch subject: [Intel-wired-lan] [PATCH net-next 06/12] dpll: Support dynamic pin index allocation > config: m68k-allmodconfig (https://download.01.org/0day-ci/archive/20260112/202601122216.BCarSN6K-lkp@intel.com/config) > compiler: m68k-linux-gcc (GCC) 15.2.0 > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260112/202601122216.BCarSN6K-lkp@intel.com/reproduce) > > If you fix the issue in a separate patch/commit (i.e. not just a new version of > the same patch/commit), kindly add following tags > | Reported-by: kernel test robot > | Closes: https://lore.kernel.org/oe-kbuild-all/202601122216.BCarSN6K-lkp@intel.com/ > > All warnings (new ones prefixed by >>): > > drivers/dpll/dpll_core.c: In function 'dpll_pin_idx_free': >>> drivers/dpll/dpll_core.c:499:28: warning: integer overflow in expression of type 'int' results in '-2147483648' [-Woverflow] > 499 | pin_idx -= INT_MAX + 1; > | ^ > > > vim +499 drivers/dpll/dpll_core.c > > 490 > 491 static void dpll_pin_idx_free(u32 pin_idx) > 492 { > 493 if (pin_idx <= INT_MAX) > 494 return; /* Not a dynamic pin index */ > 495 > 496 /* Map the index value from dynamic pin index range to IDA range and > 497 * free it. > 498 */ > > 499 pin_idx -= INT_MAX + 1; 'pin_idx -= (u32)INT_MAX + 1' should be here.. Will fix. I. > 500 ida_free(&dpll_pin_idx_ida, pin_idx); > 501 } > 502 >