wined3d: Do not try to unmap already unmapped BOs in wined3d_buffer_update_sub_resource().

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=53372

wined3d: Do not try to unmap already unmapped BOs in wined3d_buffer_update_sub_resource().
f0706faa · Zebediah Figura · Alexandre Julliard · b951c37b · f0706faa
Commit f0706faa authored Jul 20, 2022 by Zebediah Figura Committed by Alexandre Julliard Jul 22, 2022
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buffer.c dlls/wined3d/buffer.c +2 -1

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--- a/dlls/wined3d/buffer.c
+++ b/dlls/wined3d/buffer.c
@@ -1185,7 +1185,8 @@ void wined3d_buffer_update_sub_resource(struct wined3d_buffer *buffer, struct wi
         */
        range.offset = offset;
        range.size = size;
-        wined3d_context_unmap_bo_address(context, (const struct wined3d_bo_address *)&upload_bo->addr, 1, &range);
+        if (upload_bo->addr.buffer_object->map_ptr)
+            wined3d_context_unmap_bo_address(context, (const struct wined3d_bo_address *)&upload_bo->addr, 1, &range);
    }
    else
    {