Re: [PATCH v2] drivers: clk: (clk-nomadik) Add missing of_node_put()

From: kernel test robot
Date: Thu Jun 16 2022 - 10:09:11 EST


Hi Liang,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on clk/clk-next]
[also build test ERROR on linus/master v5.19-rc2 next-20220616]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url: https://github.com/intel-lab-lkp/linux/commits/Liang-He/drivers-clk-clk-nomadik-Add-missing-of_node_put/20220616-112612
base: https://git.kernel.org/pub/scm/linux/kernel/git/clk/linux.git clk-next
config: arm-nhk8815_defconfig (https://download.01.org/0day-ci/archive/20220616/202206162212.4SKEX9z6-lkp@xxxxxxxxx/config)
compiler: arm-linux-gnueabi-gcc (GCC) 11.3.0
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/intel-lab-lkp/linux/commit/12a305918ea40c01116a3cab94fe62a487eac499
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Liang-He/drivers-clk-clk-nomadik-Add-missing-of_node_put/20220616-112612
git checkout 12a305918ea40c01116a3cab94fe62a487eac499
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

drivers/clk/clk-nomadik.c: In function 'nomadik_src_init':
drivers/clk/clk-nomadik.c:136:1: warning: label 'output' defined but not used [-Wunused-label]
136 | output:
| ^~~~~~
>> drivers/clk/clk-nomadik.c:102:17: error: label 'out_put' used but not defined
102 | goto out_put;
| ^~~~


vim +/out_put +102 drivers/clk/clk-nomadik.c

87
88 static void __init nomadik_src_init(void)
89 {
90 struct device_node *np;
91 u32 val;
92
93 np = of_find_matching_node(NULL, nomadik_src_match);
94 if (!np) {
95 pr_crit("no matching node for SRC, aborting clock init\n");
96 return;
97 }
98 src_base = of_iomap(np, 0);
99 if (!src_base) {
100 pr_err("%s: must have src parent node with REGS (%pOFn)\n",
101 __func__, np);
> 102 goto out_put;
103 }
104
105 /* Set all timers to use the 2.4 MHz TIMCLK */
106 val = readl(src_base + SRC_CR);
107 val |= SRC_CR_T0_ENSEL;
108 val |= SRC_CR_T1_ENSEL;
109 val |= SRC_CR_T2_ENSEL;
110 val |= SRC_CR_T3_ENSEL;
111 val |= SRC_CR_T4_ENSEL;
112 val |= SRC_CR_T5_ENSEL;
113 val |= SRC_CR_T6_ENSEL;
114 val |= SRC_CR_T7_ENSEL;
115 writel(val, src_base + SRC_CR);
116
117 val = readl(src_base + SRC_XTALCR);
118 pr_info("SXTALO is %s\n",
119 (val & SRC_XTALCR_SXTALDIS) ? "disabled" : "enabled");
120 pr_info("MXTAL is %s\n",
121 (val & SRC_XTALCR_MXTALSTAT) ? "enabled" : "disabled");
122 if (of_property_read_bool(np, "disable-sxtalo")) {
123 /* The machine uses an external oscillator circuit */
124 val |= SRC_XTALCR_SXTALDIS;
125 pr_info("disabling SXTALO\n");
126 }
127 if (of_property_read_bool(np, "disable-mxtalo")) {
128 /* Disable this too: also run by external oscillator */
129 val |= SRC_XTALCR_MXTALOVER;
130 val &= ~SRC_XTALCR_MXTALEN;
131 pr_info("disabling MXTALO\n");
132 }
133 writel(val, src_base + SRC_XTALCR);
134 register_reboot_notifier(&nomadik_clk_reboot_notifier);
135
> 136 output:
137 of_node_put(np);
138 }
139

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