diff options
| -rw-r--r-- | nis/nis_local_names.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/nis/nis_local_names.c b/nis/nis_local_names.c index e685255300..699ca04e66 100644 --- a/nis/nis_local_names.c +++ b/nis/nis_local_names.c @@ -161,15 +161,19 @@ nis_local_host (void) if (cp[-1] == '.') return __nishostname; - if (len + strlen (nis_local_directory ()) + 1 > NIS_MAXNAMELEN) + nis_name local_directory = nis_local_directory (); + size_t local_directory_len = strlen (local_directory); + if (len + 1 + local_directory_len > NIS_MAXNAMELEN) { __nishostname[0] = '\0'; return __nishostname; } + /* We have enough space in __nishostname with length of + (NIS_MAXNAMELEN + 1) for + hostname + '.' + directory-name + '\0'. */ *cp++ = '.'; - strncpy (cp, nis_local_directory (), NIS_MAXNAMELEN - len -1); - __nishostname[NIS_MAXNAMELEN] = '\0'; + memcpy (cp, local_directory, local_directory_len + 1); } } |