diff --git a/drivers/base/regmap/regmap.c b/drivers/base/regmap/regmap.c
index 0a34dd3c4f38..88c02b71b2ee 100644
--- a/drivers/base/regmap/regmap.c
+++ b/drivers/base/regmap/regmap.c
@@ -2347,7 +2347,7 @@ int regmap_bulk_write(struct regmap *map, unsigned int reg, const void *val,
 	} else {
 		void *wval;
 
-		wval = kmemdup(val, val_count * val_bytes, map->alloc_flags);
+		wval = kmemdup_array(val, val_count, val_bytes, map->alloc_flags);
 		if (!wval)
 			return -ENOMEM;