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Message-ID: <20240814125513.2637955-3-andriy.shevchenko@linux.intel.com> Date: Wed, 14 Aug 2024 15:54:08 +0300 From: Andy Shevchenko <andriy.shevchenko@...ux.intel.com> To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>, linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org Cc: Michael Turquette <mturquette@...libre.com>, Stephen Boyd <sboyd@...nel.org>, Nobuhiro Iwamatsu <nobuhiro1.iwamatsu@...hiba.co.jp> Subject: [PATCH v2 2/2] clk: visconti: Switch to use kmemdup_array() Let the kmemdup_array() take care about multiplication and possible overflows. Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com> --- drivers/clk/visconti/pll.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/clk/visconti/pll.c b/drivers/clk/visconti/pll.c index e9cd80e085dc..3f929cf8dd2f 100644 --- a/drivers/clk/visconti/pll.c +++ b/drivers/clk/visconti/pll.c @@ -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; -- 2.43.0.rc1.1336.g36b5255a03ac
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