From 62f9f39a455204fac698f702a1369bd6fdbdbf9d Mon Sep 17 00:00:00 2001
From: Richard Maw <richard.maw@codethink.co.uk>
Date: Fri, 19 Jun 2015 15:24:38 +0000
Subject: nspawn: Allow : characters in overlay paths

: characters can be entered with the \: escape sequence.
---
 src/nspawn/nspawn.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/nspawn/nspawn.c b/src/nspawn/nspawn.c
index 59e013d5c5..347260013a 100644
--- a/src/nspawn/nspawn.c
+++ b/src/nspawn/nspawn.c
@@ -739,9 +739,13 @@ static int parse_argv(int argc, char *argv[]) {
                         unsigned n = 0;
                         char **i;
 
-                        lower = strv_split(optarg, ":");
-                        if (!lower)
+                        r = strv_split_extract(&lower, optarg, ":", EXTRACT_DONT_COALESCE_SEPARATORS);
+                        if (r == -ENOMEM)
                                 return log_oom();
+                        else if (r < 0) {
+                                log_error("Invalid overlay specification: %s", optarg);
+                                return r;
+                        }
 
                         STRV_FOREACH(i, lower) {
                                 if (!path_is_absolute(*i)) {
-- 
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