There was no Signed-off-by in the initial submission, using that code was literally not allowed. https://kernel.org/doc/html/latest/process/submitting-patches.

There was no Signed-off-by in the initial submission, using that code was literally not allowed. https://kernel.org/doc/html/latest/process/submitting-patches.html#when-to-use-acked-by-cc-and-co-developed-by https://kernel.org/doc/html/latest/process/submitting-patche...