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path: root/drivers/hid/hid-sony.c
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Diffstat (limited to 'drivers/hid/hid-sony.c')
-rw-r--r--drivers/hid/hid-sony.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c
index 30dbb6b40bbf..b18320db5f7d 100644
--- a/drivers/hid/hid-sony.c
+++ b/drivers/hid/hid-sony.c
@@ -537,6 +537,10 @@ static int buzz_init(struct hid_device *hdev)
drv_data = hid_get_drvdata(hdev);
BUG_ON(!(drv_data->quirks & BUZZ_CONTROLLER));
+ /* Validate expected report characteristics. */
+ if (!hid_validate_values(hdev, HID_OUTPUT_REPORT, 0, 0, 7))
+ return -ENODEV;
+
buzz = kzalloc(sizeof(*buzz), GFP_KERNEL);
if (!buzz) {
hid_err(hdev, "Insufficient memory, cannot allocate driver data\n");