diff options
Diffstat (limited to 'libdiskfs/fsys-options.c')
| -rw-r--r-- | libdiskfs/fsys-options.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/libdiskfs/fsys-options.c b/libdiskfs/fsys-options.c index c69dd43d..5a8b681f 100644 --- a/libdiskfs/fsys-options.c +++ b/libdiskfs/fsys-options.c @@ -89,6 +89,7 @@ diskfs_S_fsys_get_options (fsys_t fsys, char **data, mach_msg_type_number_t *data_len) { char *argz; + size_t argz_len; error_t err; struct port_info *port = ports_lookup_port (diskfs_port_bucket, fsys, diskfs_control_class); @@ -97,18 +98,12 @@ diskfs_S_fsys_get_options (fsys_t fsys, return EOPNOTSUPP; rwlock_reader_lock (&diskfs_fsys_lock); - err = diskfs_get_options (&argz, data_len); + err = diskfs_get_options (&argz, &argz_len); rwlock_reader_unlock (&diskfs_fsys_lock); - if (!err) + if (! err) /* Move ARGZ from a malloced buffer into a vm_alloced one. */ - { - err = - vm_allocate (mach_task_self (), (vm_address_t *)data, *data_len, 1); - if (!err) - bcopy (argz, *data, *data_len); - free (argz); - } + err = fshelp_return_malloced_buffer (argz, argz_len, data, data_len); ports_port_deref (port); return err; |