diff options
| author | Xu Wang <vulab@iscas.ac.cn> | 2020-07-07 07:17:46 +0300 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2020-07-07 21:01:37 +0300 |
| commit | 08a6caaed8c12a158e88c0e0e1369203f9cff020 (patch) | |
| tree | 93656c173493849f50d5a3dd68a02c62f62b5e59 /drivers/input | |
| parent | deae576455bbeb84a3a86bc359d322d66dfc841c (diff) | |
| download | linux-08a6caaed8c12a158e88c0e0e1369203f9cff020.tar.xz | |
Input: cm109 - remove needless check before usb_free_coherent()
usb_free_coherent() is safe with NULL addr and this check is
not required.
Signed-off-by: Xu Wang <vulab@iscas.ac.cn>
Link: https://lore.kernel.org/r/20200707030905.3123-1-vulab@iscas.ac.cn
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input')
| -rw-r--r-- | drivers/input/misc/cm109.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/drivers/input/misc/cm109.c b/drivers/input/misc/cm109.c index c09b9628ad34..e413801f0491 100644 --- a/drivers/input/misc/cm109.c +++ b/drivers/input/misc/cm109.c @@ -663,12 +663,8 @@ static const struct usb_device_id cm109_usb_table[] = { static void cm109_usb_cleanup(struct cm109_dev *dev) { kfree(dev->ctl_req); - if (dev->ctl_data) - usb_free_coherent(dev->udev, USB_PKT_LEN, - dev->ctl_data, dev->ctl_dma); - if (dev->irq_data) - usb_free_coherent(dev->udev, USB_PKT_LEN, - dev->irq_data, dev->irq_dma); + usb_free_coherent(dev->udev, USB_PKT_LEN, dev->ctl_data, dev->ctl_dma); + usb_free_coherent(dev->udev, USB_PKT_LEN, dev->irq_data, dev->irq_dma); usb_free_urb(dev->urb_irq); /* parameter validation in core/urb */ usb_free_urb(dev->urb_ctl); /* parameter validation in core/urb */ |