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Message-Id: <1496317623-24026-2-git-send-email-brgl@bgdev.pl>
Date: Thu, 1 Jun 2017 13:47:03 +0200
From: Bartosz Golaszewski <brgl@...ev.pl>
To: Andy Shevchenko <andy.shevchenko@...il.com>,
Linus Walleij <linus.walleij@...aro.org>,
Alexandre Courbot <gnurou@...il.com>,
Bamvor Jian Zhang <bamvor.zhangjian@...aro.org>
Cc: linux-gpio@...r.kernel.org, linux-kernel@...r.kernel.org,
Bartosz Golaszewski <brgl@...ev.pl>
Subject: [PATCH] gpio: mockup: use devm_kcalloc() where applicable
When allocating a zeroed array of objects use devm_kcalloc() instead
of manually calculating the required size and using devm_kzalloc().
Signed-off-by: Bartosz Golaszewski <brgl@...ev.pl>
---
drivers/gpio/gpio-mockup.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/gpio/gpio-mockup.c b/drivers/gpio/gpio-mockup.c
index 536a229..a6565e1 100644
--- a/drivers/gpio/gpio-mockup.c
+++ b/drivers/gpio/gpio-mockup.c
@@ -128,7 +128,7 @@ static int gpio_mockup_name_lines(struct device *dev,
char **names;
int i;
- names = devm_kzalloc(dev, sizeof(char *) * gc->ngpio, GFP_KERNEL);
+ names = devm_kcalloc(dev, gc->ngpio, sizeof(char *), GFP_KERNEL);
if (!names)
return -ENOMEM;
@@ -308,8 +308,8 @@ static int gpio_mockup_add(struct device *dev,
gc->get_direction = gpio_mockup_get_direction;
gc->to_irq = gpio_mockup_to_irq;
- chip->lines = devm_kzalloc(dev, sizeof(*chip->lines) * gc->ngpio,
- GFP_KERNEL);
+ chip->lines = devm_kcalloc(dev, gc->ngpio,
+ sizeof(*chip->lines), GFP_KERNEL);
if (!chip->lines)
return -ENOMEM;
@@ -346,7 +346,7 @@ static int gpio_mockup_probe(struct platform_device *pdev)
/* Each chip is described by two values. */
num_chips = gpio_mockup_params_nr / 2;
- chips = devm_kzalloc(dev, sizeof(*chips) * num_chips, GFP_KERNEL);
+ chips = devm_kcalloc(dev, num_chips, sizeof(*chips), GFP_KERNEL);
if (!chips)
return -ENOMEM;
--
2.9.3
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