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can: m_can_platform: m_can_plat_probe(): add missing error handling if mcan_class is NULL

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This patch adds the missing error handling in m_can_plat_probe() if
mcan_class is NULL.

Fixes: f524f829b7 ("can: m_can: Create a m_can platform framework")
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Marc Kleine-Budde 2019-08-19 19:34:28 +02:00
parent 28b0ffe98b
commit b3402c4057
1 changed files with 3 additions and 0 deletions
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3
drivers/net/can/m_can/m_can_platform.c
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@ -63,6 +63,9 @@ static int m_can_plat_probe(struct platform_device *pdev)
int irq, ret = 0;
mcan_class = m_can_class_allocate_dev(&pdev->dev);
if (!mcan_class)
return -ENOMEM;
priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;