serial: 8250_mid: Remove unneeded test for ->setup() presence

All supported platforms by this driver require ->setup() and ->exit().
Remove unneeded test for ->setup() presence.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20220215101111.47250-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/serial/8250/8250_mid.c b/drivers/tty/serial/8250/8250_mid.c
index 771453c1bb13b4a514c3589aabf20e5a383bad4d..83592b51a99662bc46e163fc09359b0f6f7a0ad6 100644 (file)
--- a/drivers/tty/serial/8250/8250_mid.c
+++ b/drivers/tty/serial/8250/8250_mid.c
@@ -312,11 +312,9 @@ static int mid8250_probe(struct pci_dev *pdev, const struct pci_device_id *id)
        if (!uart.port.membase)
                return -ENOMEM;
 
-       if (mid->board->setup) {
-               ret = mid->board->setup(mid, &uart.port);
-               if (ret)
-                       return ret;
-       }
+       ret = mid->board->setup(mid, &uart.port);
+       if (ret)
+               return ret;
 
        ret = mid8250_dma_setup(mid, &uart);
        if (ret)