From 2de3dc3dd6059a1297a698c72a92b23eda853483 Mon Sep 17 00:00:00 2001 From: Andrew Eikum Date: Tue, 9 Jan 2018 10:28:18 -0600 Subject: [PATCH] hid: Pass a buffer to DeviceIoControl in HidD_SetNumInputBuffers. DeviceIoControl expects a pointer, and this value gets dereferenced as a ULONG* in hidclass.sys. Signed-off-by: Andrew Eikum Signed-off-by: Aric Stewart Signed-off-by: Alexandre Julliard --- dlls/hid/hidd.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/dlls/hid/hidd.c b/dlls/hid/hidd.c index 1161f0cba69..614e7c4bf52 100644 --- a/dlls/hid/hidd.c +++ b/dlls/hid/hidd.c @@ -102,7 +102,7 @@ BOOLEAN WINAPI HidD_SetFeature(HANDLE HidDeviceObject, PVOID ReportBuffer, ULONG BOOLEAN WINAPI HidD_SetNumInputBuffers(HANDLE HidDeviceObject, ULONG NumberBuffers) { TRACE("(%p %i)\n", HidDeviceObject, NumberBuffers); - return DeviceIoControl(HidDeviceObject, IOCTL_SET_NUM_DEVICE_INPUT_BUFFERS, UlongToPtr(NumberBuffers), sizeof(NumberBuffers), NULL, 0, NULL, NULL); + return DeviceIoControl(HidDeviceObject, IOCTL_SET_NUM_DEVICE_INPUT_BUFFERS, &NumberBuffers, sizeof(NumberBuffers), NULL, 0, NULL, NULL); } BOOLEAN WINAPI HidD_GetProductString(HANDLE HidDeviceObject, PVOID Buffer, ULONG BufferLength)