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clk: visconti: Switch to use kmemdup_array()

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Let the kmemdup_array() take care about multiplication and possible
overflows.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20240814125513.2637955-3-andriy.shevchenko@linux.intel.com
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
This commit is contained in:
Andy Shevchenko 2024-08-14 15:54:08 +03:00 committed by Stephen Boyd
parent 0da7faca53
commit 1b2ed9df08
1 changed files with 3 additions and 3 deletions
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6
drivers/clk/visconti/pll.c
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@ -262,9 +262,9 @@ static struct clk_hw *visconti_register_pll(struct visconti_pll_provider *ctx,
for (len = 0; rate_table[len].rate != 0; )
len++;
pll->rate_count = len;
pll->rate_table = kmemdup(rate_table,
pll->rate_count * sizeof(struct visconti_pll_rate_table),
GFP_KERNEL);
pll->rate_table = kmemdup_array(rate_table,
pll->rate_count, sizeof(*pll->rate_table),
GFP_KERNEL);
WARN(!pll->rate_table, "%s: could not allocate rate table for %s\n", __func__, name);
init.ops = &visconti_pll_ops;