The reason of adding the Signed-off-by is to have a better understanding
of whom have been involved in particular commits/patches. While the
"Author field" in the git log (git log --pretty=fuller) can only have
one name, more people can have been involved in the patch. Using the
Signed-off-by
"Be conservative in what you send, be liberal in what you accept"
When receiving packets, the real limitation of how much data we can accept
is the size of our internal buffers, not the maximum size we expect
incoming packets to have.
I ran into this while working on cipher negotiation, which wil