# HG changeset patch
# User Kim Alvefur <zash@zash.se>
# Date 1558198285 -7200
# Node ID 8297408db58bcde4ba06beb8c8fc436ff8d172b4
# Parent  5d2f7144fa1227318c13a521d92bb8f9ba7cd391
util.random: Coerce error to string (thanks waqas)

In theory this could happen in an EOF condition, which should be
impossible with a read from /dev/urandom.

diff -r 5d2f7144fa12 -r 8297408db58b util/random.lua
--- a/util/random.lua	Sat May 18 17:28:21 2019 +0200
+++ b/util/random.lua	Sat May 18 18:51:25 2019 +0200
@@ -14,7 +14,7 @@
 local function bytes(n)
 	local data, err = urandom:read(n);
 	if not data then
-		error("Unable to retrieve data from secure random number generator (/dev/urandom): "..err);
+		error("Unable to retrieve data from secure random number generator (/dev/urandom): "..tostring(err));
 	end
 	return data;
 end