Patrick McHardy <kaber@trash.net> writes:

quoted text
> You drop the module reference again when leaving this function.
> So sock->ops might contain a stale pointer if the module is
> unloaded after this. You need to either keep the module reference
> while the socket is alive or remove stale references when
> unregistering the protocol.

I don't think that can happen.  Before we drop the module reference we
call sk_alloc() which gets another module reference via its cp->prot
argument.  If sk_alloc() fails we return with error from can_create()
I assume sock->ops won't be used after that.

urs
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