diff options
Diffstat (limited to 'drivers/hid/hid-core.c')
-rw-r--r-- | drivers/hid/hid-core.c | 26 |
1 files changed, 17 insertions, 9 deletions
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index e937a5847bf0..230f435c7ad8 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -222,9 +222,9 @@ static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsign { struct hid_report *report; struct hid_field *field; - int usages; + unsigned usages; unsigned offset; - int i; + unsigned i; report = hid_register_report(parser->device, report_type, parser->global.report_id); if (!report) { @@ -244,7 +244,8 @@ static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsign if (!parser->local.usage_index) /* Ignore padding fields */ return 0; - usages = max_t(int, parser->local.usage_index, parser->global.report_count); + usages = max_t(unsigned, parser->local.usage_index, + parser->global.report_count); field = hid_register_field(report, usages, parser->global.report_count); if (!field) @@ -255,7 +256,7 @@ static int hid_add_field(struct hid_parser *parser, unsigned report_type, unsign field->application = hid_lookup_collection(parser, HID_COLLECTION_APPLICATION); for (i = 0; i < usages; i++) { - int j = i; + unsigned j = i; /* Duplicate the last usage we parsed if we have excess values */ if (i >= parser->local.usage_index) j = parser->local.usage_index - 1; @@ -1099,7 +1100,7 @@ static struct hid_report *hid_get_report(struct hid_report_enum *report_enum, return report; } -void hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size, +int hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size, int interrupt) { struct hid_report_enum *report_enum = hid->report_enum + type; @@ -1107,10 +1108,11 @@ void hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size, unsigned int a; int rsize, csize = size; u8 *cdata = data; + int ret = 0; report = hid_get_report(report_enum, data); if (!report) - return; + goto out; if (report_enum->numbered) { cdata++; @@ -1130,14 +1132,19 @@ void hid_report_raw_event(struct hid_device *hid, int type, u8 *data, int size, if ((hid->claimed & HID_CLAIMED_HIDDEV) && hid->hiddev_report_event) hid->hiddev_report_event(hid, report); - if (hid->claimed & HID_CLAIMED_HIDRAW) - hidraw_report_event(hid, data, size); + if (hid->claimed & HID_CLAIMED_HIDRAW) { + ret = hidraw_report_event(hid, data, size); + if (ret) + goto out; + } for (a = 0; a < report->maxfield; a++) hid_input_field(hid, report->field[a], cdata, interrupt); if (hid->claimed & HID_CLAIMED_INPUT) hidinput_report_event(hid, report); +out: + return ret; } EXPORT_SYMBOL_GPL(hid_report_raw_event); @@ -1214,7 +1221,7 @@ nomem: } } - hid_report_raw_event(hid, type, data, size, interrupt); + ret = hid_report_raw_event(hid, type, data, size, interrupt); unlock: up(&hid->driver_lock); @@ -1612,6 +1619,7 @@ static const struct hid_device_id hid_have_special_driver[] = { { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_NAVIGATION_CONTROLLER) }, { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_PS3_CONTROLLER) }, { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGX_MOUSE) }, + { HID_USB_DEVICE(USB_VENDOR_ID_SONY, USB_DEVICE_ID_SONY_VAIO_VGP_MOUSE) }, { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM, USB_DEVICE_ID_MTP) }, { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_STM, USB_DEVICE_ID_MTP_STM) }, { HID_USB_DEVICE(USB_VENDOR_ID_STANTUM_SITRONIX, USB_DEVICE_ID_MTP_SITRONIX) }, |