[PATCH RFC v2 27/32] net: dsa: If a switch fails to probe, defer probing

[Andrew Lunn]

Switches are either listed in device tree or platform_data. They
should exist. If the probe fails, defer the probe, which is the likely
cause of failure, not broken device tree or platform data.

Signed-off-by: Andrew Lunn <and...@lunn.ch>
Acked-by: Florian Fainelli <f.faine...@gmail.com>
---
 net/dsa/dsa.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index f3ffc937b152..c61b7ab092f5 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -435,7 +435,7 @@ dsa_switch_setup(struct dsa_switch_tree *dst, int index,
        if (drv == NULL) {
                netdev_err(dst->master_netdev, "[%d]: could not detect attached 
switch\n",
                           index);
-               return ERR_PTR(-EINVAL);
+               return ERR_PTR(-EPROBE_DEFER);
        }
        netdev_info(dst->master_netdev, "[%d]: detected a %s switch\n",
                    index, name);
-- 
2.7.0