Use negation consistently throughout the driver for NULL checks. Signed-off-by: Johan Hovold <johan@xxxxxxxxxx> --- drivers/usb/class/cdc-acm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index e3c45f5880fc..6991ffd66c5d 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -1323,7 +1323,7 @@ static int acm_probe(struct usb_interface *intf, dev_dbg(&intf->dev, "interfaces are valid\n"); acm = kzalloc(sizeof(struct acm), GFP_KERNEL); - if (acm == NULL) + if (!acm) return -ENOMEM; tty_port_init(&acm->port); @@ -1416,7 +1416,7 @@ static int acm_probe(struct usb_interface *intf, struct acm_wb *snd = &(acm->wb[i]); snd->urb = usb_alloc_urb(0, GFP_KERNEL); - if (snd->urb == NULL) + if (!snd->urb) goto err_free_write_urbs; if (usb_endpoint_xfer_int(epwrite)) -- 2.26.2