diff options
| -rw-r--r-- | utils/mount/nfsumount.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/utils/mount/nfsumount.c b/utils/mount/nfsumount.c index 1decf07..e101105 100644 --- a/utils/mount/nfsumount.c +++ b/utils/mount/nfsumount.c @@ -313,6 +313,10 @@ int nfsumount(int argc, char *argv[]) return 0; } } + if (optind != argc) { + umount_usage(); + return 0; + } if (spec == NULL || (*spec != '/' && strchr(spec,':') == NULL)) { printf(_("umount: %s: not found\n"), spec); @@ -326,6 +330,13 @@ int nfsumount(int argc, char *argv[]) if (!mc && verbose) printf(_("Could not find %s in mtab\n"), spec); + if (mc && strcmp(mc->m.mnt_type, "nfs") != 0 && + strcmp(mc->m.mnt_type, "nfs4") != 0) { + fprintf(stderr, "umount.nfs: %s on %s it not an nfs filesystem\n", + mc->m.mnt_fsname, mc->m.mnt_dir); + exit(1); + } + if (getuid() != 0) { /* only permitted if "user=" or "users" is in mount options */ if (!mc) { |