diff --git a/share/lxc.mount.hook.in b/share/lxc.mount.hook.in
index d8631aa..6071e3a 100755
--- a/share/lxc.mount.hook.in
+++ b/share/lxc.mount.hook.in
@@ -1,33 +1,41 @@
 #!/bin/sh -eu
+
+# /proc files
 if [ -d @LXCFSTARGETDIR@/proc/ ]; then
     for entry in @LXCFSTARGETDIR@/proc/*; do
+        [ -e "${LXC_ROOTFS_MOUNT}/proc/$(basename $entry)" ] || continue
         mount --bind $entry ${LXC_ROOTFS_MOUNT}/proc/$(basename $entry)
     done
 fi
 
-mount -t tmpfs none ${LXC_ROOTFS_MOUNT}/sys/fs/cgroup/ -o size=4k,mode=755
-if [ -d /sys/fs/cgroup/cgmanager.lower ]; then
-    mkdir ${LXC_ROOTFS_MOUNT}/sys/fs/cgroup/cgmanager
-    mount --bind /sys/fs/cgroup/cgmanager.lower \
-        ${LXC_ROOTFS_MOUNT}/sys/fs/cgroup/cgmanager
-elif [ -d /sys/fs/cgroup/cgmanager ]; then
-    mkdir ${LXC_ROOTFS_MOUNT}/sys/fs/cgroup/cgmanager
-    mount --bind /sys/fs/cgroup/cgmanager \
-        ${LXC_ROOTFS_MOUNT}/sys/fs/cgroup/cgmanager
-fi
+# /sys/fs/cgroup files
+if [ -d "${LXC_ROOTFS_MOUNT}/sys/fs/cgroup" ]; then
+    mount -t tmpfs none ${LXC_ROOTFS_MOUNT}/sys/fs/cgroup/ -o size=4k,mode=755
+    if [ -d /sys/fs/cgroup/cgmanager.lower ]; then
+        mkdir ${LXC_ROOTFS_MOUNT}/sys/fs/cgroup/cgmanager
+        mount --bind /sys/fs/cgroup/cgmanager.lower \
+            ${LXC_ROOTFS_MOUNT}/sys/fs/cgroup/cgmanager
+    elif [ -d /sys/fs/cgroup/cgmanager ]; then
+        mkdir ${LXC_ROOTFS_MOUNT}/sys/fs/cgroup/cgmanager
+        mount --bind /sys/fs/cgroup/cgmanager \
+            ${LXC_ROOTFS_MOUNT}/sys/fs/cgroup/cgmanager
+    fi
 
-if [ -d @LXCFSTARGETDIR@/cgroup ]; then
-    for entry in @LXCFSTARGETDIR@/cgroup/*; do
-        DEST=$(basename $entry)
-        if [ "$DEST" = "name=systemd" ]; then
-            DEST="systemd"
+    if [ -d @LXCFSTARGETDIR@/cgroup ]; then
+        for entry in @LXCFSTARGETDIR@/cgroup/*; do
+            DEST=$(basename $entry)
+            if [ "$DEST" = "name=systemd" ]; then
+                DEST="systemd"
+            fi
+
+            mkdir ${LXC_ROOTFS_MOUNT}/sys/fs/cgroup/$DEST
+            mount --bind $entry ${LXC_ROOTFS_MOUNT}/sys/fs/cgroup/$DEST
+        done
+
+        if [ -d ${LXC_ROOTFS_MOUNT}@LXCFSTARGETDIR@/ ]; then
+            mount --bind @LXCFSTARGETDIR@ ${LXC_ROOTFS_MOUNT}@LXCFSTARGETDIR@/
         fi
-
-        mkdir ${LXC_ROOTFS_MOUNT}/sys/fs/cgroup/$DEST
-        mount --bind $entry ${LXC_ROOTFS_MOUNT}/sys/fs/cgroup/$DEST
-    done
-
-    if [ -d ${LXC_ROOTFS_MOUNT}@LXCFSTARGETDIR@/ ]; then
-        mount --bind @LXCFSTARGETDIR@ ${LXC_ROOTFS_MOUNT}@LXCFSTARGETDIR@/
     fi
 fi
+
+exit 0