mount: check for target before source on remount

Addresses: http://bugzilla.redhat.com/show_bug.cgi?id=737091
Reported-by: Eric Paris <eparis@redhat.com>
Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/mount/fstab.c b/mount/fstab.c
index 2331a7d82660be992d62810b39461764773e0c92..fce290f7aa3b3c2142937d02c5c950604bd83369 100644 (file)
--- a/mount/fstab.c
+++ b/mount/fstab.c
@@ -272,10 +272,15 @@ getmntfilebackward (const char *name, struct mntentchn *mcprev) {
        mc0 = mtab_head();
        if (!mcprev)
                mcprev = mc0;
+
        for (mc = mcprev->prev; mc && mc != mc0; mc = mc->prev)
-               if (streq(mc->m.mnt_dir, name) ||
-                   streq(mc->m.mnt_fsname, name))
+               if (streq(mc->m.mnt_dir, name))
                        return mc;
+
+       for (mc = mcprev->prev; mc && mc != mc0; mc = mc->prev)
+               if (streq(mc->m.mnt_fsname, name))
+                       return mc;
+
        return NULL;
 }