spi: clean up controller registration return value

Return explicit zero on successful controller registration to make the
code more readable.

Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://patch.msgid.link/20260429092301.166375-1-johan@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 104279858f567bc54d54263c87ab349b9233ccef..5f57de24b9f76c9fca06fddf5ae94f241bea1e42 100644 (file)
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -3552,7 +3552,8 @@ int spi_register_controller(struct spi_controller *ctlr)
        /* Register devices from the device tree and ACPI */
        of_register_spi_devices(ctlr);
        acpi_register_spi_devices(ctlr);
-       return status;
+
+       return 0;
 
 del_ctrl:
        device_del(&ctlr->dev);
@@ -3560,6 +3561,7 @@ free_bus_id:
        mutex_lock(&board_lock);
        idr_remove(&spi_controller_idr, ctlr->bus_num);
        mutex_unlock(&board_lock);
+
        return status;
 }
 EXPORT_SYMBOL_GPL(spi_register_controller);