diff options
Diffstat (limited to 'grp')
| -rw-r--r-- | grp/initgroups.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/grp/initgroups.c b/grp/initgroups.c index f42c92db9a..454882e0af 100644 --- a/grp/initgroups.c +++ b/grp/initgroups.c @@ -59,12 +59,18 @@ compat_call (service_user *nip, const char *user, gid_t group, long int *start, get_function getgrent_fct; end_function endgrent_fct; + getgrent_fct = __nss_lookup_function (nip, "getgrent_r"); + if (getgrent_fct == NULL) + return NSS_STATUS_UNAVAIL; + setgrent_fct = __nss_lookup_function (nip, "setgrent"); - status = _CALL_DL_FCT (setgrent_fct, ()); - if (status != NSS_STATUS_SUCCESS) - return status; + if (setgrent_fct) + { + status = _CALL_DL_FCT (setgrent_fct, ()); + if (status != NSS_STATUS_SUCCESS) + return status; + } - getgrent_fct = __nss_lookup_function (nip, "getgrent_r"); endgrent_fct = __nss_lookup_function (nip, "endgrent"); tmpbuf = __alloca (buflen); @@ -115,7 +121,8 @@ compat_call (service_user *nip, const char *user, gid_t group, long int *start, while (status == NSS_STATUS_SUCCESS); done: - _CALL_DL_FCT (endgrent_fct, ()); + if (endgrent_fct) + _CALL_DL_FCT (endgrent_fct, ()); return NSS_STATUS_SUCCESS; } |