From 31d2e1961aa05f1204090792e2acc27103de5bfd Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Fri, 15 Aug 2014 15:34:33 +0200
Subject: sd-nework: be more careful with error codes, return ENODATA if you
 lack information

---
 src/libsystemd/sd-network/sd-network.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

(limited to 'src')

diff --git a/src/libsystemd/sd-network/sd-network.c b/src/libsystemd/sd-network/sd-network.c
index e30fc3cbf4..5d28af0344 100644
--- a/src/libsystemd/sd-network/sd-network.c
+++ b/src/libsystemd/sd-network/sd-network.c
@@ -220,11 +220,12 @@ _public_ int sd_network_link_get_wildcard_domain(int ifindex) {
                 return -ENOMEM;
 
         r = parse_env_file(p, NEWLINE, "WILDCARD_DOMAIN", &s, NULL);
+        if (r == -ENOENT)
+                return -ENODATA;
         if (r < 0)
                 return r;
-
-        if (!s)
-                return -EIO;
+        if (isempty(s))
+                return -ENODATA;
 
         return parse_boolean(s);
 }
-- 
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