drivers/pinctrl/pinctrl-rp1.c:343:39-40: WARNING: Use ARRAY_SIZE

kernel test robot <[email protected]> Sun, 26 Jul 2026 19:15:30 +0800
Newsgroups dev.linux.lists.oe-kbuild-all,org.kernel.vger.linux-kernel
Message-ID <[email protected]>
Hi Andrea,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   0ce37745d4bfbc493f718169c3974898ffec8ee7
commit: ce26f588c8310e0fdd1bc7524a86fdf0ef6b1c85 misc: rp1: drop overlay support
date:   7 months ago
config: powerpc-randconfig-r051-20260726 (https://download.01.org/0day-ci/archive/20260726/[email protected]/config)
compiler: powerpc-linux-gcc (GCC) 16.1.0

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
| Fixes: ce26f588c831 ("misc: rp1: drop overlay support")
| Reported-by: kernel test robot <[email protected]>
| Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/

cocci warnings: (new ones prefixed by >>)
>> drivers/pinctrl/pinctrl-rp1.c:343:39-40: WARNING: Use ARRAY_SIZE
   drivers/pinctrl/pinctrl-rp1.c:444:33-34: WARNING: Use ARRAY_SIZE

vim +343 drivers/pinctrl/pinctrl-rp1.c

e3ce7b897388339 Andrea della Porta 2025-06-24  339  
e3ce7b897388339 Andrea della Porta 2025-06-24  340  #define PIN_ARRAY(...) \
e3ce7b897388339 Andrea della Porta 2025-06-24  341  	(const unsigned int []) {__VA_ARGS__}
e3ce7b897388339 Andrea della Porta 2025-06-24  342  #define PIN_ARRAY_SIZE(...) \
e3ce7b897388339 Andrea della Porta 2025-06-24 @343  	(sizeof((unsigned int[]) {__VA_ARGS__}) / sizeof(unsigned int))
e3ce7b897388339 Andrea della Porta 2025-06-24  344  #define RP1_GROUP(name, ...) \
e3ce7b897388339 Andrea della Porta 2025-06-24  345  	PINCTRL_PINGROUP(#name, PIN_ARRAY(__VA_ARGS__), \
e3ce7b897388339 Andrea della Porta 2025-06-24  346  			 PIN_ARRAY_SIZE(__VA_ARGS__))
e3ce7b897388339 Andrea della Porta 2025-06-24  347  

:::::: The code at line 343 was first introduced by commit
:::::: e3ce7b897388339b407d57969acaa26063e38209 pinctrl: rp1: Implement RaspberryPi RP1 pinmux/pinconf support

:::::: TO: Andrea della Porta <[email protected]>
:::::: CC: Florian Fainelli <[email protected]>

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