linux-kernel - [PATCH v1 3/3] i2c: mux: gpio: Use array

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Message-Id: <20211115154201.46579-3-andriy.shevchenko@linux.intel.com>
Date:   Mon, 15 Nov 2021 17:42:01 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Evan Green <evgreen@...omium.org>, linux-i2c@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Peter Korsgaard <peter.korsgaard@...co.com>,
        Peter Rosin <peda@...ntia.se>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: [PATCH v1 3/3] i2c: mux: gpio: Use array_size() helper

Use array_size() helper to aid in 2-factor allocation instances.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/i2c/muxes/i2c-mux-gpio.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/i2c/muxes/i2c-mux-gpio.c b/drivers/i2c/muxes/i2c-mux-gpio.c
index b09c10f36ddb..73a23e117ebe 100644
--- a/drivers/i2c/muxes/i2c-mux-gpio.c
+++ b/drivers/i2c/muxes/i2c-mux-gpio.c
@@ -7,6 +7,7 @@
 
 #include <linux/i2c.h>
 #include <linux/i2c-mux.h>
+#include <linux/overflow.h>
 #include <linux/platform_data/i2c-mux-gpio.h>
 #include <linux/platform_device.h>
 #include <linux/module.h>
@@ -152,7 +153,7 @@ static int i2c_mux_gpio_probe(struct platform_device *pdev)
 		return -EPROBE_DEFER;
 
 	muxc = i2c_mux_alloc(parent, &pdev->dev, mux->data.n_values,
-			     ngpios * sizeof(*mux->gpios), 0,
+			     array_size(ngpios, sizeof(*mux->gpios)), 0,
 			     i2c_mux_gpio_select, NULL);
 	if (!muxc) {
 		ret = -ENOMEM;
-- 
2.33.0