can: sja1000_isa: sja1000_isa_probe(): add missing free_sja1000dev()

Add the missing free_sja1000dev() before return from
sja1000_isa_probe() in the register_sja1000dev() error handling case.

In addition, remove blanks before goto labels.

Fixes: 2a6ba39ad6a2 ("can: sja1000: legacy SJA1000 ISA bus driver")
Signed-off-by: Zhang Changzhong <[e-mail]>
Link: https://lore.kernel.org/all/[e-mail]
Signed-off-by: Marc Kleine-Budde <[e-mail]>

drivers/net/can/sja1000/sja1000_isa.c

···
 	if (err) {
 		dev_err(&pdev->dev, "registering %s failed (err=%d)\n",
 			DRV_NAME, err);
-		goto exit_unmap;
+		goto exit_free;
 	}
 
 	dev_info(&pdev->dev, "%s device registered (reg_base=0x%p, irq=%d)\n",
 		 DRV_NAME, priv->reg_base, dev->irq);
 	return 0;
 
- exit_unmap:
+exit_free:
+	free_sja1000dev(dev);
+exit_unmap:
 	if (mem[idx])
 		iounmap(base);
- exit_release:
+exit_release:
 	if (mem[idx])
 		release_mem_region(mem[idx], iosize);
 	else
 		release_region(port[idx], iosize);
- exit:
+exit:
 	return err;
 }