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X-CSE-ConnectionGUID: hgKgppztRe6mxNtvultuiQ== X-CSE-MsgGUID: i9rNFD2AQyuljT3Zpv4WAg== X-IronPort-AV: E=McAfee;i="6800,10657,11716"; a="73637089" X-IronPort-AV: E=Sophos;i="6.21,319,1763452800"; d="scan'208";a="73637089" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by orvoesa108.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Mar 2026 02:37:28 -0800 X-CSE-ConnectionGUID: /g/g9oDhSDGug8b2CSs3Ww== X-CSE-MsgGUID: hzytZtVlQQGoL+tVYCcE+Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,319,1763452800"; d="scan'208";a="221768169" Received: from lkp-server01.sh.intel.com (HELO f27a57aa7a36) ([10.239.97.150]) by orviesa003.jf.intel.com with ESMTP; 02 Mar 2026 02:37:26 -0800 Received: from kbuild by f27a57aa7a36 with local (Exim 4.98.2) (envelope-from ) id 1vx0eR-000000000k9-3oqU; Mon, 02 Mar 2026 10:37:23 +0000 Date: Mon, 02 Mar 2026 18:36:51 +0800 From: kernel test robot To: Suraj Kandpal Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Arun R Murthy Subject: drivers/gpu/drm/i915/display/intel_lt_phy.c:246:35: sparse: sparse: Using plain integer as NULL pointer Message-ID: <202603021838.U7fteS8P-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 11439c4635edd669ae435eec308f4ab8a0804808 commit: e1455196ada3ed892742b6b3459be7e6980a1590 drm/i915/ltphy: Read PHY_VDR_0_CONFIG register date: 4 months ago config: x86_64-randconfig-122-20260302 (https://download.01.org/0day-ci/archive/20260302/202603021838.U7fteS8P-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) sparse: v0.6.5-rc1 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260302/202603021838.U7fteS8P-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/202603021838.U7fteS8P-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> drivers/gpu/drm/i915/display/intel_lt_phy.c:246:35: sparse: sparse: Using plain integer as NULL pointer vim +246 drivers/gpu/drm/i915/display/intel_lt_phy.c 238 239 void intel_lt_phy_pll_enable(struct intel_encoder *encoder, 240 const struct intel_crtc_state *crtc_state) 241 { 242 struct intel_display *display = to_intel_display(encoder); 243 struct intel_digital_port *dig_port = enc_to_dig_port(encoder); 244 bool lane_reversal = dig_port->lane_reversal; 245 u8 owned_lane_mask = intel_lt_phy_get_owned_lane_mask(encoder); > 246 intel_wakeref_t wakeref = 0; -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki