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pwm: mediatek: Make use of struct_size macro 

struct_size provides the size of a struct with a flexible array member.
Use that instead of open-coding it (with less checks than the global
macro).

Reported-by: kernel test robot <lkp@intel.com>
Reported-by: Julia Lawall <julia.lawall@inria.fr>
Closes: https://lore.kernel.org/r/202510301753.iqGmTwae-lkp@intel.com/
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com>
Link: https://patch.msgid.link/20251030222528.632836-2-u.kleine-koenig@baylibre.com
Signed-off-by: Uwe Kleine-König <ukleinek@kernel.org>
This commit is contained in:
Uwe Kleine-König 2025-10-30 23:25:27 +01:00 committed by Uwe Kleine-König
parent a875806eac
commit 0a47e5e864
1 changed files with 1 additions and 1 deletions
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2
drivers/pwm/pwm-mediatek.c
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@ -444,7 +444,7 @@ static int pwm_mediatek_probe(struct platform_device *pdev)
soc = of_device_get_match_data(&pdev->dev);
chip = devm_pwmchip_alloc(&pdev->dev, soc->num_pwms,
sizeof(*pc) + soc->num_pwms * sizeof(*pc->clk_pwms));
struct_size(pc, clk_pwms, soc->num_pwms));
if (IS_ERR(chip))
return PTR_ERR(chip);
pc = to_pwm_mediatek_chip(chip);