umount: use atexit() rather than (*at_die)()

Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/mount/umount.c b/mount/umount.c
index 4327dd70deea66309e6fc8dcd38a91ac754ec1a2..18612543e04760ecd90d18cd4b8c5e3a599722fd 100644 (file)
--- a/mount/umount.c
+++ b/mount/umount.c
@@ -634,6 +634,8 @@ main (int argc, char *argv[]) {
        argc -= optind;
        argv += optind;
 
+       atexit(unlock_mtab);
+
        if (all) {
                /* nodev stuff: sysfs, usbfs, oprofilefs, ... */
                if (types == NULL)