From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.65]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 764D6645 for ; Wed, 8 Nov 2023 01:02:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="GT95YRN+" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1699405333; x=1730941333; h=date:from:to:cc:subject:message-id:mime-version; bh=oL1xz9jPtcvrSsMtXPH0SCS7LV8IMHnULjDJtXlfWyM=; b=GT95YRN+yVRITf6g8f6iyW9M1+EkqYwVj7zb1eC39309KOVT3wJXgRA6 D6Wnq/HgYxsmuB/pfywfA1g6GmJNvGWwEmn8UCPgRvRJT0Zuv1DsfDUK8 /DKNNKo3+WgzGQywKpiLFQp/Y5nzwSvAk7TP2DjNefX8KfZCXMn8B67ZD zsdwKk1YPOOATKZrb4NmcRHaoKCKCD8Xc3yID8/T3jEOqCU3H/7gGhhpq MXUDg/gJHHxg5zCpCWyZjcCUPaOudx+SW7TvM5j8ewgway5AJNlV84gAj tNJGD+XlG+uW3gSSp3OuUtE9ywLpg08OaYw00f4xjWTawhGlXwIHqQgZD w==; X-IronPort-AV: E=McAfee;i="6600,9927,10887"; a="393579782" X-IronPort-AV: E=Sophos;i="6.03,285,1694761200"; d="scan'208";a="393579782" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 07 Nov 2023 17:02:12 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10887"; a="797847803" X-IronPort-AV: E=Sophos;i="6.03,285,1694761200"; d="scan'208";a="797847803" Received: from lkp-server01.sh.intel.com (HELO 17d9e85e5079) ([10.239.97.150]) by orsmga001.jf.intel.com with ESMTP; 07 Nov 2023 17:02:10 -0800 Received: from kbuild by 17d9e85e5079 with local (Exim 4.96) (envelope-from ) id 1r0WxM-0007XA-19; Wed, 08 Nov 2023 01:02:08 +0000 Date: Wed, 8 Nov 2023 08:59:20 +0800 From: kernel test robot To: Jonas Karlman Cc: oe-kbuild-all@lists.linux.dev, Hans Verkuil , Alex Bee , Nicolas Dufresne , Sebastian Fricke Subject: [hverkuil-media-tree:for-v6.8c 199/204] drivers/staging/media/rkvdec/rkvdec-hevc.c:429:83: warning: variable 'new_value' set but not used Message-ID: <202311080826.DOL8PLZS-lkp@intel.com> Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline tree: git://linuxtv.org/hverkuil/media_tree.git for-v6.8c head: 9c2abee4a6b8ceaf853c15f135d5fa28ae60d0a7 commit: 8c17b9a51c9d965ea28067f61fb321f2618dd5ed [199/204] media: rkvdec: Add HEVC backend config: mips-allmodconfig (https://download.01.org/0day-ci/archive/20231108/202311080826.DOL8PLZS-lkp@intel.com/config) compiler: mips-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231108/202311080826.DOL8PLZS-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/202311080826.DOL8PLZS-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/staging/media/rkvdec/rkvdec-hevc.c: In function 'transpose_and_flatten_matrices': >> drivers/staging/media/rkvdec/rkvdec-hevc.c:429:83: warning: variable 'new_value' set but not used [-Wunused-but-set-variable] 429 | int i, j, row, x_offset, matrix_offset, rot_index, y_offset, matrix_size, new_value; | ^~~~~~~~~ vim +/new_value +429 drivers/staging/media/rkvdec/rkvdec-hevc.c 416 417 /* 418 * Flip one or more matrices along their main diagonal and flatten them 419 * before writing it to the memory. 420 * Convert: 421 * ABCD AEIM 422 * EFGH => BFJN => AEIMBFJNCGKODHLP 423 * IJKL CGKO 424 * MNOP DHLP 425 */ 426 static void transpose_and_flatten_matrices(u8 *output, const u8 *input, 427 int matrices, int row_length) 428 { > 429 int i, j, row, x_offset, matrix_offset, rot_index, y_offset, matrix_size, new_value; 430 431 matrix_size = row_length * row_length; 432 for (i = 0; i < matrices; i++) { 433 row = 0; 434 x_offset = 0; 435 matrix_offset = i * matrix_size; 436 for (j = 0; j < matrix_size; j++) { 437 y_offset = j - (row * row_length); 438 rot_index = y_offset * row_length + x_offset; 439 new_value = *(input + i * matrix_size + j); 440 output[matrix_offset + rot_index] = *(input + i * matrix_size + j); 441 if ((j + 1) % row_length == 0) { 442 row += 1; 443 x_offset += 1; 444 } 445 } 446 } 447 } 448 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki