From 10303903dc22ad1711df58556e7057ce59471b2e Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Fri, 24 Apr 2015 17:28:06 +0200 Subject: [PATCH] unit: don't add automatic dependencies on device units if they aren't supported http://lists.freedesktop.org/archives/systemd-devel/2015-April/031187.html (cherry picked from commit 47bc12e1ba35d38edda737dae232088d6d3ae688) --- src/core/unit.c | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/src/core/unit.c b/src/core/unit.c index 565455bd63..b9e1f13eaf 100644 --- a/src/core/unit.c +++ b/src/core/unit.c @@ -2830,14 +2830,18 @@ int unit_add_node_link(Unit *u, const char *what, bool wants) { assert(u); - if (!what) - return 0; - /* Adds in links to the device node that this unit is based on */ + if (isempty(what)) + return 0; if (!is_device_path(what)) return 0; + /* When device units aren't supported (such as in a + * container), don't create dependencies on them. */ + if (unit_vtable[UNIT_DEVICE]->supported && !unit_vtable[UNIT_DEVICE]->supported(u->manager)) + return 0; + e = unit_name_from_path(what, ".device"); if (!e) return -ENOMEM;