diff options
| -rw-r--r-- | libdiskfs/file-get-fs-opts.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/libdiskfs/file-get-fs-opts.c b/libdiskfs/file-get-fs-opts.c index 662e7511..24f2f461 100644 --- a/libdiskfs/file-get-fs-opts.c +++ b/libdiskfs/file-get-fs-opts.c @@ -22,6 +22,7 @@ #include <errno.h> #include <string.h> +#include <argz.h> #include "priv.h" error_t @@ -29,19 +30,25 @@ diskfs_S_file_get_fs_options (struct protid *cred, char **data, unsigned *data_len) { error_t err; - char *argz; - size_t argz_len; + char *argz = 0; + size_t argz_len = 0; if (! cred) return EOPNOTSUPP; + err = argz_add (&argz, &argz_len, program_invocation_name); + if (err) + return err; + rwlock_reader_lock (&diskfs_fsys_lock); - err = diskfs_get_options (&argz, &argz_len); + err = diskfs_append_args (&argz, &argz_len); rwlock_reader_unlock (&diskfs_fsys_lock); if (! err) /* Move ARGZ from a malloced buffer into a vm_alloced one. */ err = fshelp_return_malloced_buffer (argz, argz_len, data, data_len); + else + free (argz); return err; } |