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umount: properly enumerate loopback devices

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This commit is contained in:
Lennart Poettering 2010-10-14 00:42:44 +02:00
parent 2054a5b8cb
commit b854a7e728
1 changed files with 18 additions and 5 deletions
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23
src/umount.c
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@ -227,16 +227,27 @@ static int loopback_list_get(MountPoint **loopback_list_head) {
udev_list_entry_foreach(item, first) {
MountPoint *lb;
struct udev_device *d;
char *loop;
const char *dn;
loop = cunescape(udev_list_entry_get_name(item));
if (!loop) {
if (!(d = udev_device_new_from_syspath(udev, udev_list_entry_get_name(item)))) {
r = -ENOMEM;
goto finish;
}
lb = mount_point_alloc(loop);
if (!lb) {
if ((dn = udev_device_get_devnode(d))) {
loop = strdup(dn);
udev_device_unref(d);
if (!loop) {
r = -ENOMEM;
goto finish;
}
} else
udev_device_unref(d);
if (!(lb = mount_point_alloc(loop))) {
free(loop);
r = -ENOMEM;
goto finish;
@ -251,7 +262,9 @@ finish:
if (e)
udev_enumerate_unref(e);
free(udev);
if (udev)
udev_unref(udev);
return r;
}