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Subject[PATCH 2/4] gpio: tegra: Prefer kcalloc() over kzalloc() with multiplies
Date
From: Thierry Reding <treding@nvidia.com>

Rather than manually compute the size of an array, pass the number and
element size to kcalloc().

Signed-off-by: Thierry Reding <treding@nvidia.com>
---
drivers/gpio/gpio-tegra.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpio/gpio-tegra.c b/drivers/gpio/gpio-tegra.c
index 63ee221f9be9..1d4df290d7ab 100644
--- a/drivers/gpio/gpio-tegra.c
+++ b/drivers/gpio/gpio-tegra.c
@@ -621,10 +621,10 @@ static int tegra_gpio_probe(struct platform_device *pdev)
if (tgi->soc->debounce_supported)
tgi->gc.set_config = tegra_gpio_set_config;

- tgi->bank_info = devm_kzalloc(&pdev->dev, tgi->bank_count *
+ tgi->bank_info = devm_kcalloc(&pdev->dev, tgi->bank_count,
sizeof(*tgi->bank_info), GFP_KERNEL);
if (!tgi->bank_info)
- return -ENODEV;
+ return -ENOMEM;

tgi->irq_domain = irq_domain_add_linear(pdev->dev.of_node,
tgi->gc.ngpio,
--
2.13.3
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