Revision control
++ diff --git a/src/3rdparty/xcb/libxcb/xinput.c b/src/3rdparty/xcb/libxcb/xinput.c
++ index d4e3c250bc..5113213a61 100644
++ --- a/src/3rdparty/xcb/libxcb/xinput.c
++ +++ b/src/3rdparty/xcb/libxcb/xinput.c
++ @@ -10535,32 +10535,8 @@ xcb_input_device_class_data_sizeof (const void *_buffer,
++ int
++ xcb_input_device_class_sizeof (const void *_buffer)
++ {
++ - char *xcb_tmp = (char *)_buffer;
++ const xcb_input_device_class_t *_aux = (xcb_input_device_class_t *)_buffer;
++ - unsigned int xcb_buffer_len = 0;
++ - unsigned int xcb_block_len = 0;
++ - unsigned int xcb_pad = 0;
++ - unsigned int xcb_align_to = 0;
++ -
++ -
++ - xcb_block_len += sizeof(xcb_input_device_class_t);
++ - xcb_tmp += xcb_block_len;
++ - xcb_buffer_len += xcb_block_len;
++ - xcb_block_len = 0;
++ - /* data */
++ - xcb_block_len += xcb_input_device_class_data_sizeof(xcb_tmp, _aux->type);
++ - xcb_tmp += xcb_block_len;
++ - xcb_align_to = ALIGNOF(char);
++ - /* insert padding */
++ - xcb_pad = -xcb_block_len & (xcb_align_to - 1);
++ - xcb_buffer_len += xcb_block_len + xcb_pad;
++ - if (0 != xcb_pad) {
++ - xcb_tmp += xcb_pad;
++ - xcb_pad = 0;
++ - }
++ - xcb_block_len = 0;
++ -
++ - return xcb_buffer_len;
++ + return (_aux->len * 4);
++ }
++
++ void *