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BCC: lkp@intel.com CC: oe-kbuild-all@lists.linux.dev In-Reply-To: <1fc28c08edede0f96b5eca860d5c344e185f18da.1791871090.git.adrian.ho.yin.ng@altera.com> References: <1fc28c08edede0f96b5eca860d5c344e185f18da.1791871090.git.adrian.ho.yin.ng@altera.com> TO: Adrian Ng Ho Yin TO: Dinh Nguyen TO: Michael Turquette TO: Stephen Boyd TO: linux-clk@vger.kernel.org TO: linux-kernel@vger.kernel.org CC: Adrian Ng Ho Yin Hi Adrian, kernel test robot noticed the following build warnings: [auto build test WARNING on 1e7f56205813a2c48cdb3e9a4b0a24f49fd9a548] url: https://github.com/intel-lab-lkp/linux/commits/Adrian-Ng-Ho-Yin/clk-socfpga-agilex-register-the-SP-timer-clocks-early/20261013-150752 base: 1e7f56205813a2c48cdb3e9a4b0a24f49fd9a548 patch link: https://lore.kernel.org/r/1fc28c08edede0f96b5eca860d5c344e185f18da.1791871090.git.adrian.ho.yin.ng%40altera.com patch subject: [PATCH v3 1/3] clk: socfpga: agilex: register the SP timer clocks early :::::: branch date: 7 days ago :::::: commit date: 7 days ago config: arm64-randconfig-r2202-20261020 (https://download.01.org/0day-ci/archive/20261020/202610201741.iarcON9M-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 12.5.0 smatch: v0.5.0-9187-g5189e3fb 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 | Reported-by: Dan Carpenter | Closes: https://lore.kernel.org/r/202610201741.iarcON9M-lkp@intel.com/ smatch warnings: drivers/clk/socfpga/clk-agilex.c:635 agilex_clkmgr_init() warn: 'clk_data' can also be NULL drivers/clk/socfpga/clk-agilex.c:656 n5x_clkmgr_init() warn: 'clk_data' can also be NULL vim +/clk_data +635 drivers/clk/socfpga/clk-agilex.c 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 626 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 627 static int agilex_clkmgr_init(struct platform_device *pdev) 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 628 { 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 629 struct stratix10_clock_data *clk_data; 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 630 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 631 clk_data = agilex_clkmgr_get_clk_data(pdev, agilex_clk_register_early); 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 632 if (IS_ERR(clk_data)) 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 633 return PTR_ERR(clk_data); 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 634 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 @635 agilex_clk_register_c_perip(agilex_main_perip_c_clks, 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 636 ARRAY_SIZE(agilex_main_perip_c_clks), clk_data); 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 637 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 638 agilex_clk_register_cnt_perip(agilex_main_perip_cnt_clks, 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 639 ARRAY_SIZE(agilex_main_perip_cnt_clks), 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 640 clk_data); 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 641 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 642 agilex_clk_register_gate(agilex_gate_clks, ARRAY_SIZE(agilex_gate_clks), 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 643 clk_data); 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 644 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 645 return agilex_clkmgr_finish(pdev, clk_data); 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 646 } 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 647 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 648 static int n5x_clkmgr_init(struct platform_device *pdev) 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 649 { 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 650 struct stratix10_clock_data *clk_data; 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 651 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 652 clk_data = agilex_clkmgr_get_clk_data(pdev, n5x_clk_register_early); 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 653 if (IS_ERR(clk_data)) 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 654 return PTR_ERR(clk_data); a0f9819cbe9952 Dinh Nguyen 2021-02-12 655 a0f9819cbe9952 Dinh Nguyen 2021-02-12 @656 n5x_clk_register_c_perip(n5x_main_perip_c_clks, a0f9819cbe9952 Dinh Nguyen 2021-02-12 657 ARRAY_SIZE(n5x_main_perip_c_clks), clk_data); a0f9819cbe9952 Dinh Nguyen 2021-02-12 658 a0f9819cbe9952 Dinh Nguyen 2021-02-12 659 agilex_clk_register_cnt_perip(agilex_main_perip_cnt_clks, a0f9819cbe9952 Dinh Nguyen 2021-02-12 660 ARRAY_SIZE(agilex_main_perip_cnt_clks), a0f9819cbe9952 Dinh Nguyen 2021-02-12 661 clk_data); a0f9819cbe9952 Dinh Nguyen 2021-02-12 662 a0f9819cbe9952 Dinh Nguyen 2021-02-12 663 agilex_clk_register_gate(agilex_gate_clks, ARRAY_SIZE(agilex_gate_clks), a0f9819cbe9952 Dinh Nguyen 2021-02-12 664 clk_data); 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 665 59988b8a07910f Adrian Ng Ho Yin 2026-10-13 666 return agilex_clkmgr_finish(pdev, clk_data); a0f9819cbe9952 Dinh Nguyen 2021-02-12 667 } a0f9819cbe9952 Dinh Nguyen 2021-02-12 668 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki