diff options
Diffstat (limited to 'drivers/usb')
| -rw-r--r-- | drivers/usb/host/uhci-hcd.c | 2 | ||||
| -rw-r--r-- | drivers/usb/input/hid-core.c | 4 | ||||
| -rw-r--r-- | drivers/usb/misc/auerswald.c | 2 |
3 files changed, 6 insertions, 2 deletions
diff --git a/drivers/usb/host/uhci-hcd.c b/drivers/usb/host/uhci-hcd.c index ed550132db0b..79efaf7d86a3 100644 --- a/drivers/usb/host/uhci-hcd.c +++ b/drivers/usb/host/uhci-hcd.c @@ -717,6 +717,7 @@ static int uhci_suspend(struct usb_hcd *hcd, pm_message_t message) * at the source, so we must turn off PIRQ. */ pci_write_config_word(to_pci_dev(uhci_dev(uhci)), USBLEGSUP, 0); + mb(); clear_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags); uhci->hc_inaccessible = 1; hcd->poll_rh = 0; @@ -738,6 +739,7 @@ static int uhci_resume(struct usb_hcd *hcd) * really don't want to keep a stale HCD_FLAG_HW_ACCESSIBLE=0 */ set_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags); + mb(); if (uhci->rh_state == UHCI_RH_RESET) /* Dead */ return 0; diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c index 45f3130fadea..a3e44ef1df43 100644 --- a/drivers/usb/input/hid-core.c +++ b/drivers/usb/input/hid-core.c @@ -893,8 +893,10 @@ static int hid_input_report(int type, struct urb *urb, int interrupt, struct pt_ size = ((report->size - 1) >> 3) + 1; - if (len < size) + if (len < size) { dbg("report %d is too short, (%d < %d)", report->id, len, size); + memset(data + len, 0, size - len); + } if (hid->claimed & HID_CLAIMED_HIDDEV) hiddev_report_event(hid, report); diff --git a/drivers/usb/misc/auerswald.c b/drivers/usb/misc/auerswald.c index 2a28ceeaa66a..b293db3c28c3 100644 --- a/drivers/usb/misc/auerswald.c +++ b/drivers/usb/misc/auerswald.c @@ -1696,7 +1696,7 @@ static ssize_t auerchar_write (struct file *file, const char __user *buf, size_t int ret; wait_queue_t wait; - dbg ("auerchar_write %d bytes", len); + dbg ("auerchar_write %zd bytes", len); /* Error checking */ if (!ccp) |