Module: wine Branch: master Commit: 78a547a11ce0b15e8dde7b1b50900c36c2adf1ea URL: http://source.winehq.org/git/wine.git/?a=commit;h=78a547a11ce0b15e8dde7b1b50... Author: Aric Stewart <aric(a)codeweavers.com> Date: Wed Dec 7 08:32:20 2016 -0600 hid: Initialize outgoing usages in HidP_GetUsages. Signed-off-by: Aric Stewart <aric(a)codeweavers.com> Signed-off-by: Alexandre Julliard <julliard(a)winehq.org> --- dlls/hid/hidp.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/dlls/hid/hidp.c b/dlls/hid/hidp.c index cac9d4e..56616b4 100644 --- a/dlls/hid/hidp.c +++ b/dlls/hid/hidp.c @@ -278,6 +278,8 @@ NTSTATUS WINAPI HidP_GetUsages(HIDP_REPORT_TYPE ReportType, USAGE UsagePage, USH TRACE("(%i, %x, %i, %p, %p, %p, %p, %i)\n", ReportType, UsagePage, LinkCollection, UsageList, UsageLength, PreparsedData, Report, ReportLength); + *UsageLength = 0; + if (data->magic != HID_MAGIC) return HIDP_STATUS_INVALID_PREPARSED_DATA;