From b3402c405747c4b6a9fe2d0a225835d95abd8496 Mon Sep 17 00:00:00 2001 From: Marc Kleine-Budde Date: Mon, 19 Aug 2019 19:34:28 +0200 Subject: [PATCH] can: m_can_platform: m_can_plat_probe(): add missing error handling if mcan_class is NULL This patch adds the missing error handling in m_can_plat_probe() if mcan_class is NULL. Fixes: f524f829b75a ("can: m_can: Create a m_can platform framework") Signed-off-by: Marc Kleine-Budde --- drivers/net/can/m_can/m_can_platform.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/can/m_can/m_can_platform.c b/drivers/net/can/m_can/m_can_platform.c index 2c6ef861d4a2..6ac4c35f247a 100644 --- a/drivers/net/can/m_can/m_can_platform.c +++ b/drivers/net/can/m_can/m_can_platform.c @@ -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; -- 2.11.0