2 files changed, 3 insertions, 2 deletions

diff --git a/drivers/usb/core/sysfs.c b/drivers/usb/core/sysfs.c
index 06863befaf3a..448f5b47fc48 100644
--- a/drivers/usb/core/sysfs.c
+++ b/drivers/usb/core/sysfs.c
@@ -658,7 +658,8 @@ const struct attribute_group *usb_device_groups[] = {
 /* Binary descriptors */
 
 static ssize_t
-read_descriptors(struct kobject *kobj, struct bin_attribute *attr,
+read_descriptors(struct file *filp, struct kobject *kobj,
+                struct bin_attribute *attr,
                 char *buf, loff_t off, size_t count)
 {
         struct device *dev = container_of(kobj, struct device, kobj);
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index 397b678f1c47..5ae14f6c1e7a 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -573,7 +573,7 @@ int usb_lock_device_for_reset(struct usb_device *udev,
                         iface->condition == USB_INTERFACE_UNBOUND))
                 return -EINTR;
 
-        while (usb_trylock_device(udev) != 0) {
+        while (!usb_trylock_device(udev)) {
 
                 /* If we can't acquire the lock after waiting one second,
                  * we're probably deadlocked */