USB-IP: Deletion of unnecessary checks before the function call “usb_put_dev”
Author: Markus Elfring <elfring@users.sourceforge.net>
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
Acked-by: Valentina Manea
Signed-off-by: Greg Kroah-Hartman
---
drivers/usb/usbip/vhci_hcd.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/drivers/usb/usbip/vhci_hcd.c b/drivers/usb/usbip/vhci_hcd.c
index c02374b..cc1b03e 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) { |
---
drivers/usb/usbip/vhci_hcd.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)
diff --git a/drivers/usb/usbip/vhci_hcd.c b/drivers/usb/usbip/vhci_hcd.c
index c02374b..cc1b03e 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) {