From: Kay Sievers <kay@vrfy.org>
Date: Fri, 13 Jun 2014 02:11:11 +0000 (+0200)
Subject: tmpfiles: skip mknod() on -EPERM (device cgroup)
X-Git-Tag: v215~471
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=commitdiff_plain;h=6555ad8e9d0ae2ec65783b33f9a5fbc018da64d4

tmpfiles: skip mknod() on -EPERM (device cgroup)
---

diff --git a/src/tmpfiles/tmpfiles.c b/src/tmpfiles/tmpfiles.c
index f515fe8c0..df52085ff 100644
--- a/src/tmpfiles/tmpfiles.c
+++ b/src/tmpfiles/tmpfiles.c
@@ -792,9 +792,17 @@ static int create_item(Item *i) {
                         label_context_clear();
                 }
 
-                if (r < 0 && errno != EEXIST) {
-                        log_error("Failed to create device node %s: %m", i->path);
-                        return -errno;
+                if (r < 0) {
+                        if (errno == EPERM) {
+                                log_debug("We lack permissions, possibly because of cgroup configuration; "
+                                          "skipping creation of device node %s.", i->path);
+                                return 0;
+                        }
+
+                        if (errno != EEXIST) {
+                                log_error("Failed to create device node %s: %m", i->path);
+                                return -errno;
+                        }
                 }
 
                 if (stat(i->path, &st) < 0) {