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path: root/drivers/rtc/rtc-ac100.c
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Diffstat (limited to 'drivers/rtc/rtc-ac100.c')
-rw-r--r--drivers/rtc/rtc-ac100.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/rtc/rtc-ac100.c b/drivers/rtc/rtc-ac100.c
index 3fe576fdd45e..784b676284bf 100644
--- a/drivers/rtc/rtc-ac100.c
+++ b/drivers/rtc/rtc-ac100.c
@@ -317,10 +317,10 @@ static int ac100_rtc_register_clks(struct ac100_rtc_dev *chip)
const char *parents[2] = {AC100_RTC_32K_NAME};
int i, ret;
- chip->clk_data = devm_kzalloc(chip->dev, sizeof(*chip->clk_data) +
- sizeof(*chip->clk_data->hws) *
- AC100_CLKOUT_NUM,
- GFP_KERNEL);
+ chip->clk_data = devm_kzalloc(chip->dev,
+ struct_size(chip->clk_data, hws,
+ AC100_CLKOUT_NUM),
+ GFP_KERNEL);
if (!chip->clk_data)
return -ENOMEM;