All of lore.kernel.org
 help / color / mirror / Atom feed
From: kernel test robot <lkp@intel.com>
To: oe-kbuild@lists.linux.dev
Cc: lkp@intel.com, Dan Carpenter <error27@gmail.com>
Subject: [linux-next:master 8294/10546] drivers/clk/imx/clk-imx93.c:294 imx93_clocks_probe() error: uninitialized symbol 'base'.
Date: Fri, 16 Jun 2023 15:15:59 +0800	[thread overview]
Message-ID: <202306161533.4YDmL22b-lkp@intel.com> (raw)

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
CC: Linux Memory Management List <linux-mm@kvack.org>
TO: Zhanhao Hu <zero12113@hust.edu.cn>
CC: Abel Vesa <abel.vesa@linaro.org>

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head:   925294c9aa184801cc0a451b69a18dd0fe7d847d
commit: e02ba11b457647050cb16e7cad16cec3c252fade [8294/10546] clk: imx93: fix memory leak and missing unwind goto in imx93_clocks_probe
:::::: branch date: 26 hours ago
:::::: commit date: 4 days ago
config: arm-randconfig-m031-20230611 (https://download.01.org/0day-ci/archive/20230616/202306161533.4YDmL22b-lkp@intel.com/config)
compiler: arm-linux-gnueabi-gcc (GCC) 12.3.0

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 <lkp@intel.com>
| Reported-by: Dan Carpenter <error27@gmail.com>
| Closes: https://lore.kernel.org/r/202306161533.4YDmL22b-lkp@intel.com/

smatch warnings:
drivers/clk/imx/clk-imx93.c:294 imx93_clocks_probe() error: uninitialized symbol 'base'.

vim +/base +294 drivers/clk/imx/clk-imx93.c

24defbe194b650 Peng Fan       2022-02-28  257  
24defbe194b650 Peng Fan       2022-02-28  258  static int imx93_clocks_probe(struct platform_device *pdev)
24defbe194b650 Peng Fan       2022-02-28  259  {
24defbe194b650 Peng Fan       2022-02-28  260  	struct device *dev = &pdev->dev;
24defbe194b650 Peng Fan       2022-02-28  261  	struct device_node *np = dev->of_node;
24defbe194b650 Peng Fan       2022-02-28  262  	const struct imx93_clk_root *root;
24defbe194b650 Peng Fan       2022-02-28  263  	const struct imx93_clk_ccgr *ccgr;
bda7b7f396f94d Peng Fan       2022-10-28  264  	void __iomem *base, *anatop_base;
24defbe194b650 Peng Fan       2022-02-28  265  	int i, ret;
24defbe194b650 Peng Fan       2022-02-28  266  
e02ba11b457647 Zhanhao Hu     2023-06-01  267  	clk_hw_data = devm_kzalloc(dev, struct_size(clk_hw_data, hws,
24defbe194b650 Peng Fan       2022-02-28  268  					  IMX93_CLK_END), GFP_KERNEL);
24defbe194b650 Peng Fan       2022-02-28  269  	if (!clk_hw_data)
24defbe194b650 Peng Fan       2022-02-28  270  		return -ENOMEM;
24defbe194b650 Peng Fan       2022-02-28  271  
24defbe194b650 Peng Fan       2022-02-28  272  	clk_hw_data->num = IMX93_CLK_END;
24defbe194b650 Peng Fan       2022-02-28  273  	clks = clk_hw_data->hws;
24defbe194b650 Peng Fan       2022-02-28  274  
24defbe194b650 Peng Fan       2022-02-28  275  	clks[IMX93_CLK_DUMMY] = imx_clk_hw_fixed("dummy", 0);
8178e245fa953f Dario Binacchi 2022-11-13  276  	clks[IMX93_CLK_24M] = imx_get_clk_hw_by_name(np, "osc_24m");
8178e245fa953f Dario Binacchi 2022-11-13  277  	clks[IMX93_CLK_32K] = imx_get_clk_hw_by_name(np, "osc_32k");
8178e245fa953f Dario Binacchi 2022-11-13  278  	clks[IMX93_CLK_EXT1] = imx_get_clk_hw_by_name(np, "clk_ext1");
24defbe194b650 Peng Fan       2022-02-28  279  
24defbe194b650 Peng Fan       2022-02-28  280  	clks[IMX93_CLK_SYS_PLL_PFD0] = imx_clk_hw_fixed("sys_pll_pfd0", 1000000000);
24defbe194b650 Peng Fan       2022-02-28  281  	clks[IMX93_CLK_SYS_PLL_PFD0_DIV2] = imx_clk_hw_fixed_factor("sys_pll_pfd0_div2",
24defbe194b650 Peng Fan       2022-02-28  282  								    "sys_pll_pfd0", 1, 2);
24defbe194b650 Peng Fan       2022-02-28  283  	clks[IMX93_CLK_SYS_PLL_PFD1] = imx_clk_hw_fixed("sys_pll_pfd1", 800000000);
24defbe194b650 Peng Fan       2022-02-28  284  	clks[IMX93_CLK_SYS_PLL_PFD1_DIV2] = imx_clk_hw_fixed_factor("sys_pll_pfd1_div2",
24defbe194b650 Peng Fan       2022-02-28  285  								    "sys_pll_pfd1", 1, 2);
24defbe194b650 Peng Fan       2022-02-28  286  	clks[IMX93_CLK_SYS_PLL_PFD2] = imx_clk_hw_fixed("sys_pll_pfd2", 625000000);
24defbe194b650 Peng Fan       2022-02-28  287  	clks[IMX93_CLK_SYS_PLL_PFD2_DIV2] = imx_clk_hw_fixed_factor("sys_pll_pfd2_div2",
24defbe194b650 Peng Fan       2022-02-28  288  								    "sys_pll_pfd2", 1, 2);
24defbe194b650 Peng Fan       2022-02-28  289  
24defbe194b650 Peng Fan       2022-02-28  290  	np = of_find_compatible_node(NULL, NULL, "fsl,imx93-anatop");
e02ba11b457647 Zhanhao Hu     2023-06-01  291  	anatop_base = devm_of_iomap(dev, np, 0, NULL);
24defbe194b650 Peng Fan       2022-02-28  292  	of_node_put(np);
e02ba11b457647 Zhanhao Hu     2023-06-01  293  	if (WARN_ON(IS_ERR(anatop_base))) {
e02ba11b457647 Zhanhao Hu     2023-06-01 @294  		ret = PTR_ERR(base);
e02ba11b457647 Zhanhao Hu     2023-06-01  295  		goto unregister_hws;
e02ba11b457647 Zhanhao Hu     2023-06-01  296  	}
24defbe194b650 Peng Fan       2022-02-28  297  
6b60c3ae3e98d0 Peng Fan       2023-04-03  298  	clks[IMX93_CLK_ARM_PLL] = imx_clk_fracn_gppll_integer("arm_pll", "osc_24m",
6b60c3ae3e98d0 Peng Fan       2023-04-03  299  							      anatop_base + 0x1000,
6b60c3ae3e98d0 Peng Fan       2023-04-03  300  							      &imx_fracn_gppll_integer);
bda7b7f396f94d Peng Fan       2022-10-28  301  	clks[IMX93_CLK_AUDIO_PLL] = imx_clk_fracn_gppll("audio_pll", "osc_24m", anatop_base + 0x1200,
24defbe194b650 Peng Fan       2022-02-28  302  							&imx_fracn_gppll);
bda7b7f396f94d Peng Fan       2022-10-28  303  	clks[IMX93_CLK_VIDEO_PLL] = imx_clk_fracn_gppll("video_pll", "osc_24m", anatop_base + 0x1400,
24defbe194b650 Peng Fan       2022-02-28  304  							&imx_fracn_gppll);
24defbe194b650 Peng Fan       2022-02-28  305  
24defbe194b650 Peng Fan       2022-02-28  306  	np = dev->of_node;
24defbe194b650 Peng Fan       2022-02-28  307  	base = devm_platform_ioremap_resource(pdev, 0);
bda7b7f396f94d Peng Fan       2022-10-28  308  	if (WARN_ON(IS_ERR(base))) {
e02ba11b457647 Zhanhao Hu     2023-06-01  309  		ret = PTR_ERR(base);
e02ba11b457647 Zhanhao Hu     2023-06-01  310  		goto unregister_hws;
bda7b7f396f94d Peng Fan       2022-10-28  311  	}
24defbe194b650 Peng Fan       2022-02-28  312  
24defbe194b650 Peng Fan       2022-02-28  313  	for (i = 0; i < ARRAY_SIZE(root_array); i++) {
24defbe194b650 Peng Fan       2022-02-28  314  		root = &root_array[i];
24defbe194b650 Peng Fan       2022-02-28  315  		clks[root->clk] = imx93_clk_composite_flags(root->name,
24defbe194b650 Peng Fan       2022-02-28  316  							    parent_names[root->sel],
2b66f02e2de174 Peng Fan       2022-08-30  317  							    4, base + root->off, 3,
24defbe194b650 Peng Fan       2022-02-28  318  							    root->flags);
24defbe194b650 Peng Fan       2022-02-28  319  	}
24defbe194b650 Peng Fan       2022-02-28  320  
24defbe194b650 Peng Fan       2022-02-28  321  	for (i = 0; i < ARRAY_SIZE(ccgr_array); i++) {
24defbe194b650 Peng Fan       2022-02-28  322  		ccgr = &ccgr_array[i];
d91012fa0058a7 Peng Fan       2022-08-30  323  		clks[ccgr->clk] = imx93_clk_gate(NULL, ccgr->name, ccgr->parent_name,
d91012fa0058a7 Peng Fan       2022-08-30  324  						 ccgr->flags, base + ccgr->off, 0, 1, 1, 3,
d91012fa0058a7 Peng Fan       2022-08-30  325  						 ccgr->shared_count);
24defbe194b650 Peng Fan       2022-02-28  326  	}
24defbe194b650 Peng Fan       2022-02-28  327  
6b60c3ae3e98d0 Peng Fan       2023-04-03  328  	clks[IMX93_CLK_A55_SEL] = imx_clk_hw_mux2("a55_sel", base + 0x4820, 0, 1, a55_core_sels,
6b60c3ae3e98d0 Peng Fan       2023-04-03  329  						  ARRAY_SIZE(a55_core_sels));
6b60c3ae3e98d0 Peng Fan       2023-04-03  330  	clks[IMX93_CLK_A55_CORE] = imx_clk_hw_cpu("a55_core", "a55_sel",
6b60c3ae3e98d0 Peng Fan       2023-04-03  331  						  clks[IMX93_CLK_A55_SEL]->clk,
6b60c3ae3e98d0 Peng Fan       2023-04-03  332  						  clks[IMX93_CLK_A55_SEL]->clk,
6b60c3ae3e98d0 Peng Fan       2023-04-03  333  						  clks[IMX93_CLK_ARM_PLL]->clk,
6b60c3ae3e98d0 Peng Fan       2023-04-03  334  						  clks[IMX93_CLK_A55_GATE]->clk);
6b60c3ae3e98d0 Peng Fan       2023-04-03  335  
24defbe194b650 Peng Fan       2022-02-28  336  	imx_check_clk_hws(clks, IMX93_CLK_END);
24defbe194b650 Peng Fan       2022-02-28  337  
24defbe194b650 Peng Fan       2022-02-28  338  	ret = of_clk_add_hw_provider(np, of_clk_hw_onecell_get, clk_hw_data);
24defbe194b650 Peng Fan       2022-02-28  339  	if (ret < 0) {
24defbe194b650 Peng Fan       2022-02-28  340  		dev_err(dev, "failed to register clks for i.MX93\n");
24defbe194b650 Peng Fan       2022-02-28  341  		goto unregister_hws;
24defbe194b650 Peng Fan       2022-02-28  342  	}
24defbe194b650 Peng Fan       2022-02-28  343  
8cdaad718f1af2 Peng Fan       2023-01-04  344  	imx_register_uart_clocks();
8cdaad718f1af2 Peng Fan       2023-01-04  345  
24defbe194b650 Peng Fan       2022-02-28  346  	return 0;
24defbe194b650 Peng Fan       2022-02-28  347  
24defbe194b650 Peng Fan       2022-02-28  348  unregister_hws:
24defbe194b650 Peng Fan       2022-02-28  349  	imx_unregister_hw_clocks(clks, IMX93_CLK_END);
24defbe194b650 Peng Fan       2022-02-28  350  
24defbe194b650 Peng Fan       2022-02-28  351  	return ret;
24defbe194b650 Peng Fan       2022-02-28  352  }
24defbe194b650 Peng Fan       2022-02-28  353  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

             reply	other threads:[~2023-06-16  7:16 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-16  7:15 kernel test robot [this message]
  -- strict thread matches above, loose matches on Subject: below --
2023-06-16  7:31 [linux-next:master 8294/10546] drivers/clk/imx/clk-imx93.c:294 imx93_clocks_probe() error: uninitialized symbol 'base' Dan Carpenter

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=202306161533.4YDmL22b-lkp@intel.com \
    --to=lkp@intel.com \
    --cc=error27@gmail.com \
    --cc=oe-kbuild@lists.linux.dev \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.