USB-IP: Deletion of unnecessary checks before the function call "usb_put_dev"

The usb_put_dev() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Acked-by: Valentina Manea <valentina.manea.m@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Markus Elfring 2014-11-21 16:33:18 +01:00 коммит произвёл Greg Kroah-Hartman
Родитель 0bfed50544
Коммит 03f3df817d
1 изменённых файлов: 3 добавлений и 6 удалений

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@ -518,8 +518,7 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,
dev_info(dev, "SetAddress Request (%d) to port %d\n", dev_info(dev, "SetAddress Request (%d) to port %d\n",
ctrlreq->wValue, vdev->rhport); ctrlreq->wValue, vdev->rhport);
if (vdev->udev) usb_put_dev(vdev->udev);
usb_put_dev(vdev->udev);
vdev->udev = usb_get_dev(urb->dev); vdev->udev = usb_get_dev(urb->dev);
spin_lock(&vdev->ud.lock); spin_lock(&vdev->ud.lock);
@ -539,8 +538,7 @@ static int vhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb,
usbip_dbg_vhci_hc( usbip_dbg_vhci_hc(
"Not yet?:Get_Descriptor to device 0 (get max pipe size)\n"); "Not yet?:Get_Descriptor to device 0 (get max pipe size)\n");
if (vdev->udev) usb_put_dev(vdev->udev);
usb_put_dev(vdev->udev);
vdev->udev = usb_get_dev(urb->dev); vdev->udev = usb_get_dev(urb->dev);
goto out; goto out;
@ -831,8 +829,7 @@ static void vhci_device_reset(struct usbip_device *ud)
vdev->speed = 0; vdev->speed = 0;
vdev->devid = 0; vdev->devid = 0;
if (vdev->udev) usb_put_dev(vdev->udev);
usb_put_dev(vdev->udev);
vdev->udev = NULL; vdev->udev = NULL;
if (ud->tcp_socket) { if (ud->tcp_socket) {