[PATCH] util: fix race in makedirs()

[Matt Mackall]

On Wed, 2016-04-27 at 16:31 -0700, Adam Simpkins wrote:
> # HG changeset patch
> # User Adam Simpkins <simpkins at fb.com>
> # Date 1461709979 25200
> #      Tue Apr 26 15:32:59 2016 -0700
> # Branch stable
> # Node ID e1d38ca347b8192b4cd9c081b7d52b1f82f64936
> # Parent  97811ff7964710d32cae951df1da8019b46151a2
> util: fix race in makedirs()

Queued for stable, thanks. Congratulations on your first Mercurial patch!

-- 
Mathematics is the supreme nostalgia of our time.