[ccan] [PATCH] avoid segfault when module_builds' linking fails

[Rusty Russell]

pb-ccan at barker.dropbear.id.au writes:
> From: Peter Barker <pb-ccan at barker.dropbear.id.au>

Ah, I see.  If you have a duplicate function, this can happen.

Applied, thanks!

Cheers,
Rusty.