Fix automatic mounts without a rootfs

Signed-off-by: David Ward <david.ward@ll.mit.edu> Acked-by: Serge E. Hallyn <serge.hallyn@ubuntu.com>

Fix automatic mounts without a rootfs
8e3309de · David Ward · Stéphane Graber · 57be1f37 · 8e3309de
Commit 8e3309de authored Jun 23, 2015 by David Ward Committed by Stéphane Graber Aug 27, 2015
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conf.c src/lxc/conf.c +3 -3

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--- a/src/lxc/conf.c
+++ b/src/lxc/conf.c
@@ -790,7 +790,7 @@ static int lxc_mount_auto_mounts(struct lxc_conf *conf, int flags, struct lxc_ha
 			if (default_mounts[i].source) {
 				/* will act like strdup if %r is not present */
-				source = lxc_string_replace("%r", conf->rootfs.mount, default_mounts[i].source);
+				source = lxc_string_replace("%r", conf->rootfs.path ? conf->rootfs.mount : "", default_mounts[i].source);
 				if (!source) {
 					SYSERROR("memory allocation error");
 					return -1;
@@ -798,7 +798,7 @@ static int lxc_mount_auto_mounts(struct lxc_conf *conf, int flags, struct lxc_ha
 			}
 			if (default_mounts[i].destination) {
 				/* will act like strdup if %r is not present */
-				destination = lxc_string_replace("%r", conf->rootfs.mount, default_mounts[i].destination);
+				destination = lxc_string_replace("%r", conf->rootfs.path ? conf->rootfs.mount : "", default_mounts[i].destination);
 				if (!destination) {
 					saved_errno = errno;
 					SYSERROR("memory allocation error");
@@ -853,7 +853,7 @@ static int lxc_mount_auto_mounts(struct lxc_conf *conf, int flags, struct lxc_ha
 			}
 		}
-		if (!cgroup_mount(conf->rootfs.mount, handler, cg_flags)) {
+		if (!cgroup_mount(conf->rootfs.path ? conf->rootfs.mount : "", handler, cg_flags)) {
 			SYSERROR("error mounting /sys/fs/cgroup");
 			return -1;
 		}