nixpkgs/pkgs/os-specific/linux/systemd/0002-Ignore-duplicate-paths-in-systemctl-start.patch

From 2b0a9106d3aabb365af0cc34b595a1e697120f37 Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Tue, 8 Jan 2013 15:45:01 +0100
Subject: [PATCH 2/6] Ignore duplicate paths in "systemctl start"

---
 src/systemctl/systemctl.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c
index 2ebfff8..9f99df5 100644
--- a/src/systemctl/systemctl.c
+++ b/src/systemctl/systemctl.c
@@ -1591,8 +1591,11 @@ static int start_unit_one(
 
                 r = set_put(s, p);
                 if (r < 0) {
-                        log_error("Failed to add path to set.");
-                        return r;
+                        free(p);
+                        if (r != -EEXIST) {
+                                log_error("Failed to add path %s to set.", p);
+                                return r;
+                        }
                 }
 
                 p = NULL;
-- 
1.8.0.1