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-rw-r--r--src/core/umount.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/core/umount.c b/src/core/umount.c
index c7b6cee079..f0f2711295 100644
--- a/src/core/umount.c
+++ b/src/core/umount.c
@@ -233,6 +233,7 @@ static int loopback_list_get(MountPoint **head) {
udev_list_entry_foreach(item, first) {
MountPoint *lb;
struct udev_device *d;
+ const char *backing;
char *loop;
const char *dn;
@@ -241,6 +242,12 @@ static int loopback_list_get(MountPoint **head) {
goto finish;
}
+ backing = udev_device_get_sysattr_value(d, "loop/backing_file");
+ if (!backing) {
+ udev_device_unref(d);
+ continue;
+ }
+
if (!(dn = udev_device_get_devnode(d))) {
udev_device_unref(d);
continue;