[POWERPC] ps3: always make sure were running on a PS3
Add missing checks to PS3 specific drivers ps3av and sys-manager to verify that
we are actually running on a PS3 (pointed out by Arnd).
Correct existing checks in other subsystems/drivers to return -ENODEV instead
of zero.
Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Signed-off-by: Arnd Bergmann <arnd.bergmann@de.ibm.com>
diff --git a/drivers/ps3/vuart.c b/drivers/ps3/vuart.c
index 7462981..1adf186 100644
--- a/drivers/ps3/vuart.c
+++ b/drivers/ps3/vuart.c
@@ -1031,7 +1031,7 @@
pr_debug("%s:%d:\n", __func__, __LINE__);
if (!firmware_has_feature(FW_FEATURE_PS3_LV1))
- return 0;
+ return -ENODEV;
init_MUTEX(&vuart_bus_priv.probe_mutex);
result = bus_register(&ps3_vuart_bus);