diff options
Diffstat (limited to 'libmount/src/optstr.c')
-rw-r--r-- | libmount/src/optstr.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/libmount/src/optstr.c b/libmount/src/optstr.c index 9e98798af..7b1034e5d 100644 --- a/libmount/src/optstr.c +++ b/libmount/src/optstr.c @@ -722,7 +722,9 @@ int mnt_optstr_apply_flags(char **optstr, unsigned long flags, char *p; for (ent = map; ent && ent->name; ent++) { - if ((ent->mask & MNT_INVERT) || (fl & ent->id) != ent->id) + if ((ent->mask & MNT_INVERT) + || ent->id == 0 + || (fl & ent->id) != ent->id) continue; /* don't add options which require values (e.g. offset=%d) */ |