staging: unisys: return meaningful error for visorchipset_init()

The other error paths return meaningful error codes, except for the one
when registering a device, which just returned -1. Let's return ENODEV
when it fails to register instead.

Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/unisys/visorbus/visorchipset.c b/drivers/staging/unisys/visorbus/visorchipset.c
index a79aa2d..b75b063 100644 (file)
--- a/drivers/staging/unisys/visorbus/visorchipset.c
+++ b/drivers/staging/unisys/visorbus/visorchipset.c
@@ -2316,7 +2316,7 @@ visorchipset_init(struct acpi_device *acpi_device)
        visorchipset_platform_device.dev.devt = major_dev;
        if (platform_device_register(&visorchipset_platform_device) < 0) {
                POSTCODE_LINUX_2(DEVICE_REGISTER_FAILURE_PC, DIAG_SEVERITY_ERR);
-               rc = -1;
+               rc = -ENODEV;
                goto cleanup;
        }
        POSTCODE_LINUX_2(CHIPSET_INIT_SUCCESS_PC, POSTCODE_SEVERITY_INFO);