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authorMarkus Elfring <elfring@users.sourceforge.net>2014-11-21 18:33:18 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-11-25 04:23:41 +0300
commit03f3df817dd3bf988c6d56e10e99b5b4553f5044 (patch)
tree1466da76af9282f880a2ff8c3452573ecd5de2ab /drivers/usb
parent0bfed505447dd5a47e6097a32d216d7df7cf70aa (diff)
downloadlinux-03f3df817dd3bf988c6d56e10e99b5b4553f5044.tar.xz
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>
Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/usbip/vhci_hcd.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/usb/usbip/vhci_hcd.c b/drivers/usb/usbip/vhci_hcd.c
index c02374b6049c..cc1b03eccf4a 100644
--- a/drivers/usb/usbip/vhci_hcd.c
+++ b/drivers/usb/usbip/vhci_hcd.c
@@ -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",
ctrlreq->wValue, vdev->rhport);
- if (vdev->udev)
- usb_put_dev(vdev->udev);
+ usb_put_dev(vdev->udev);
vdev->udev = usb_get_dev(urb->dev);
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(
"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);
goto out;
@@ -831,8 +829,7 @@ static void vhci_device_reset(struct usbip_device *ud)
vdev->speed = 0;
vdev->devid = 0;
- if (vdev->udev)
- usb_put_dev(vdev->udev);
+ usb_put_dev(vdev->udev);
vdev->udev = NULL;
if (ud->tcp_socket) {