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X-CSE-ConnectionGUID: lKV3onUVQWufwkSqBkO8QQ== X-CSE-MsgGUID: 16GfRk08S1GYncgpm9FnLA== X-IronPort-AV: E=McAfee;i="6700,10204,11181"; a="23574862" X-IronPort-AV: E=Sophos;i="6.10,193,1719903600"; d="scan'208";a="23574862" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by orvoesa112.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Aug 2024 19:28:29 -0700 X-CSE-ConnectionGUID: RChm/ESJSJKZdhlxhHKlAA== X-CSE-MsgGUID: Jwh5GKJKQty6aQKz3qbSyA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,193,1719903600"; d="scan'208";a="64296260" Received: from lkp-server01.sh.intel.com (HELO 9c6b1c7d3b50) ([10.239.97.150]) by fmviesa009.fm.intel.com with ESMTP; 31 Aug 2024 19:28:26 -0700 Received: from kbuild by 9c6b1c7d3b50 with local (Exim 4.96) (envelope-from ) id 1skaKG-0003Hi-10; Sun, 01 Sep 2024 02:28:24 +0000 Date: Sun, 1 Sep 2024 10:28:14 +0800 From: kernel test robot To: Umang Jain , Florian Fainelli , Broadcom internal kernel review list , Greg Kroah-Hartman Cc: oe-kbuild-all@lists.linux.dev, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org, Kieran Bingham , Arnd Bergmann , Stefan Wahren , Dave Stevenson , Phil Elwell , Laurent Pinchart , Umang Jain Subject: Re: [PATCH v2 1/7] staging: vchiq: Factor out bulk transfer for VCHIQ_BULK_MODE_WAITING Message-ID: <202409011052.hHoEnTUy-lkp@intel.com> References: <20240831162435.191084-2-umang.jain@ideasonboard.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240831162435.191084-2-umang.jain@ideasonboard.com> Hi Umang, kernel test robot noticed the following build warnings: [auto build test WARNING on staging/staging-testing] url: https://github.com/intel-lab-lkp/linux/commits/Umang-Jain/staging-vchiq-Factor-out-bulk-transfer-for-VCHIQ_BULK_MODE_WAITING/20240901-002839 base: staging/staging-testing patch link: https://lore.kernel.org/r/20240831162435.191084-2-umang.jain%40ideasonboard.com patch subject: [PATCH v2 1/7] staging: vchiq: Factor out bulk transfer for VCHIQ_BULK_MODE_WAITING config: i386-buildonly-randconfig-001-20240901 (https://download.01.org/0day-ci/archive/20240901/202409011052.hHoEnTUy-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240901/202409011052.hHoEnTUy-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/202409011052.hHoEnTUy-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c: In function 'vchiq_bulk_xfer_waiting_interruptible': >> drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c:3152:28: warning: variable 'bulk' set but not used [-Wunused-but-set-variable] 3152 | struct vchiq_bulk *bulk; | ^~~~ vim +/bulk +3152 drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.c 3140 3141 /* 3142 * This function is called by VCHIQ ioctl interface and is interruptible. 3143 * It may receive -EAGAIN to indicate that a signal has been received 3144 * and the call should be retried after being returned to user context. 3145 */ 3146 int 3147 vchiq_bulk_xfer_waiting_interruptible(struct vchiq_instance *instance, 3148 unsigned int handle, struct bulk_waiter *userdata) 3149 { 3150 struct vchiq_service *service = find_service_by_handle(instance, handle); 3151 struct bulk_waiter *bulk_waiter; > 3152 struct vchiq_bulk *bulk; 3153 int status = -EINVAL; 3154 3155 if (!service) 3156 goto error_exit; 3157 3158 if (!userdata) 3159 goto error_exit; 3160 3161 if (service->srvstate != VCHIQ_SRVSTATE_OPEN) 3162 goto error_exit; 3163 3164 if (vchiq_check_service(service)) 3165 goto error_exit; 3166 3167 bulk_waiter = userdata; 3168 bulk = bulk_waiter->bulk; 3169 3170 vchiq_service_put(service); 3171 3172 status = 0; 3173 3174 if (wait_for_completion_interruptible(&bulk_waiter->event)) 3175 return -EAGAIN; 3176 else if (bulk_waiter->actual == VCHIQ_BULK_ACTUAL_ABORTED) 3177 return -EINVAL; 3178 3179 return status; 3180 3181 error_exit: 3182 if (service) 3183 vchiq_service_put(service); 3184 return status; 3185 } 3186 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki