[PATCH 2/3] wined3d: Pass correct map size in wined3d_texture_gl_upload_data().

[Paul Gofman]

Signed-off-by: Paul Gofman <gofmanp at gmail.com>
---
    The wrong size did not seem to introduce any problem in practice as the BO
    is in system memory here.

 dlls/wined3d/texture.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dlls/wined3d/texture.c b/dlls/wined3d/texture.c
index dd61ac8ae1..d103581b8d 100644
--- a/dlls/wined3d/texture.c
+++ b/dlls/wined3d/texture.c
@@ -2077,7 +2077,7 @@ static void wined3d_texture_gl_upload_data(struct wined3d_context *context,
         }
 
         src_mem = wined3d_context_gl_map_bo_address(context_gl, &bo,
-                src_slice_pitch, GL_PIXEL_UNPACK_BUFFER, WINED3D_MAP_READ);
+                src_slice_pitch * update_d, GL_PIXEL_UNPACK_BUFFER, WINED3D_MAP_READ);
         if (decompress)
             compressed_format->decompress(src_mem, converted_mem, src_row_pitch, src_slice_pitch,
                     dst_row_pitch, dst_slice_pitch, update_w, update_h, update_d);
-- 
2.21.0