diff options
Diffstat (limited to 'inet/getnetgrent_r.c')
| -rw-r--r-- | inet/getnetgrent_r.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/inet/getnetgrent_r.c b/inet/getnetgrent_r.c index 62cdfda..f6d064d 100644 --- a/inet/getnetgrent_r.c +++ b/inet/getnetgrent_r.c @@ -235,6 +235,14 @@ endnetgrent (void) } #ifdef USE_NSCD +static const char * +get_nonempty_val (const char *in) +{ + if (*in == '\0') + return NULL; + return in; +} + static enum nss_status nscd_getnetgrent (struct __netgrent *datap, char *buffer, size_t buflen, int *errnop) @@ -243,11 +251,11 @@ nscd_getnetgrent (struct __netgrent *datap, char *buffer, size_t buflen, return NSS_STATUS_UNAVAIL; datap->type = triple_val; - datap->val.triple.host = datap->cursor; + datap->val.triple.host = get_nonempty_val (datap->cursor); datap->cursor = (char *) __rawmemchr (datap->cursor, '\0') + 1; - datap->val.triple.user = datap->cursor; + datap->val.triple.user = get_nonempty_val (datap->cursor); datap->cursor = (char *) __rawmemchr (datap->cursor, '\0') + 1; - datap->val.triple.domain = datap->cursor; + datap->val.triple.domain = get_nonempty_val (datap->cursor); datap->cursor = (char *) __rawmemchr (datap->cursor, '\0') + 1; return NSS_STATUS_SUCCESS; |