diff options
Diffstat (limited to 'drivers/hid/usbhid/hiddev.c')
-rw-r--r-- | drivers/hid/usbhid/hiddev.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c index 2f1ddca6f2e0..700145b15088 100644 --- a/drivers/hid/usbhid/hiddev.c +++ b/drivers/hid/usbhid/hiddev.c | |||
@@ -516,13 +516,13 @@ static noinline int hiddev_ioctl_usage(struct hiddev *hiddev, unsigned int cmd, | |||
516 | goto inval; | 516 | goto inval; |
517 | } else if (uref->usage_index >= field->report_count) | 517 | } else if (uref->usage_index >= field->report_count) |
518 | goto inval; | 518 | goto inval; |
519 | |||
520 | else if ((cmd == HIDIOCGUSAGES || cmd == HIDIOCSUSAGES) && | ||
521 | (uref_multi->num_values > HID_MAX_MULTI_USAGES || | ||
522 | uref->usage_index + uref_multi->num_values > field->report_count)) | ||
523 | goto inval; | ||
524 | } | 519 | } |
525 | 520 | ||
521 | if ((cmd == HIDIOCGUSAGES || cmd == HIDIOCSUSAGES) && | ||
522 | (uref_multi->num_values > HID_MAX_MULTI_USAGES || | ||
523 | uref->usage_index + uref_multi->num_values > field->report_count)) | ||
524 | goto inval; | ||
525 | |||
526 | switch (cmd) { | 526 | switch (cmd) { |
527 | case HIDIOCGUSAGE: | 527 | case HIDIOCGUSAGE: |
528 | uref->value = field->value[uref->usage_index]; | 528 | uref->value = field->value[uref->usage_index]; |