can: tcan4x5x: tcan4x5x_can_probe(): add missing error handling if mcan_class is NULL
This patch adds the missing error handling in tcan4x5x_can_probe() if
mcan_class is NULL.
Fixes: 5443c226ba91 ("can: tcan4x5x: Add tcan4x5x driver to the kernel")
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
diff --git a/drivers/net/can/m_can/tcan4x5x.c b/drivers/net/can/m_can/tcan4x5x.c
index a2d5e50..7a73a4c 100644
--- a/drivers/net/can/m_can/tcan4x5x.c
+++ b/drivers/net/can/m_can/tcan4x5x.c
@@ -414,6 +414,9 @@ static int tcan4x5x_can_probe(struct spi_device *spi)
int freq, ret;
mcan_class = m_can_class_allocate_dev(&spi->dev);
+ if (!mcan_class)
+ return -ENOMEM;
+
priv = devm_kzalloc(&spi->dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;