can: mcp251xfd: mcp251xfd_chip_start(): fix error handling for mcp251xfd_chip_rx_int_enable()

This patch fixes the error handling for mcp251xfd_chip_rx_int_enable().
Instead just returning the error, properly shut down the chip.

Link: https://lore.kernel.org/all/20211106201526.44292-2-mkl@pengutronix.de
Fixes: 55e5b97f ("can: mcp25xxfd: add driver for Microchip MCP25xxFD SPI CAN")
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c

@@ -1092,7 +1092,7 @@ static int mcp251xfd_chip_start(struct mcp251xfd_priv *priv)
 
 	err = mcp251xfd_chip_rx_int_enable(priv);
 	if (err)
-		return err;
+		goto out_chip_stop;
 
 	err = mcp251xfd_chip_ecc_init(priv);
 	if (err)