RapidIO/mpc85xx: fix possible mport registration problems

[~andy/linux] / arch / powerpc / sysdev / fsl_rio.c

diff --git a/arch/powerpc/sysdev/fsl_rio.c b/arch/powerpc/sysdev/fsl_rio.c
index 14232d57369c4de4f373f76e095ec95bb559345e..49798532b477b8630c77a203dfb76c62ad3caf46 100644 (file)
--- a/arch/powerpc/sysdev/fsl_rio.c
+++ b/arch/powerpc/sysdev/fsl_rio.c
@@ -1457,7 +1457,6 @@ int fsl_rio_setup(struct platform_device *dev)
        port->ops = ops;
        port->priv = priv;
        port->phys_efptr = 0x100;
-       rio_register_mport(port);
 
        priv->regs_win = ioremap(regs.start, regs.end - regs.start + 1);
        rio_regs_win = priv->regs_win;
@@ -1504,6 +1503,9 @@ int fsl_rio_setup(struct platform_device *dev)
        dev_info(&dev->dev, "RapidIO Common Transport System size: %d\n",
                        port->sys_size ? 65536 : 256);
 
+       if (rio_register_mport(port))
+               goto err;
+
        if (port->host_deviceid >= 0)
                out_be32(priv->regs_win + RIO_GCCSR, RIO_PORT_GEN_HOST |
                        RIO_PORT_GEN_MASTER | RIO_PORT_GEN_DISCOVERED);