[v1,4/4] clk: visconti: Switch to use kmemdup_array()

Commit Message

Andy Shevchenko June 6, 2024, 4:09 p.m. UTC

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

Signed-off-by: Andy Shevchenko <[e-mail]>
---
 drivers/clk/visconti/pll.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

Patch

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;