staging: comedi: amplc_pci230: (!foo) preferred over (foo == NULL)

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/amplc_pci230.c b/drivers/staging/comedi/drivers/amplc_pci230.c
index a977156ca4683a5e820502e1328c50283295f7d9..2dd794d01354c8bbf47b79a396d75e291beaa53a 100644 (file)
--- a/drivers/staging/comedi/drivers/amplc_pci230.c
+++ b/drivers/staging/comedi/drivers/amplc_pci230.c
@@ -2381,7 +2381,7 @@ static int pci230_auto_attach(struct comedi_device *dev,
        spin_lock_init(&devpriv->ao_stop_spinlock);
 
        dev->board_ptr = pci230_find_pci_board(pci_dev);
-       if (dev->board_ptr == NULL) {
+       if (!dev->board_ptr) {
                dev_err(dev->class_dev,
                        "amplc_pci230: BUG! cannot determine board type!\n");
                return -EINVAL;