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media-device: fix infoleak in ioctl media_enum_entities()
[pandora-kernel.git]
/
drivers
/
hid
/
hid-ntrig.c
diff --git
a/drivers/hid/hid-ntrig.c
b/drivers/hid/hid-ntrig.c
index
9fae2eb
..
48cba85
100644
(file)
--- a/
drivers/hid/hid-ntrig.c
+++ b/
drivers/hid/hid-ntrig.c
@@
-115,7
+115,8
@@
static inline int ntrig_get_mode(struct hid_device *hdev)
struct hid_report *report = hdev->report_enum[HID_FEATURE_REPORT].
report_id_hash[0x0d];
- if (!report)
+ if (!report || report->maxfield < 1 ||
+ report->field[0]->report_count < 1)
return -EINVAL;
usbhid_submit_report(hdev, report, USB_DIR_IN);