From: kernel test robot <lkp(a)intel.com&gt; drivers/power/supply/cw2015_battery.c:692:12-18: ERROR: application of sizeof to pointer sizeof when applied to a pointer typed expression gives the size of the pointer Generated by: scripts/coccinelle/misc/noderef.cocci Fixes: 0839e7a54fc2 ("power: supply_core: Pass pointer to battery info") Reported-by: kernel test robot <lkp(a)intel.com&gt; Signed-off-by: kernel test robot <lkp(a)intel.com&gt; --- tree: https://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-nomadik.git ux500-href-charging-v5.16-rc1 head: 1e846b0b60ac01cac4f283975a1bc395ff73d995 commit: 0839e7a54fc2233ea74b21651d022b981c124f78 [32/58] power: supply_core: Pass pointer to battery info :::::: branch date: 2 days ago :::::: commit date: 4 weeks ago cw2015_battery.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/power/supply/cw2015_battery.c +++ b/drivers/power/supply/cw2015_battery.c @@ -689,7 +689,7 @@ static int cw_bat_probe(struct i2c_clien if (ret) { /* Allocate an empty battery */ cw_bat->battery = devm_kzalloc(&client->dev, - sizeof(cw_bat->battery), + sizeof(*cw_bat->battery), GFP_KERNEL); if (!cw_bat->battery) return -ENOMEM;