cleanup NULL deref

diff --git a/libraries/libldap_r/rdwr.c b/libraries/libldap_r/rdwr.c
index 81febcbd2dbaa39f550bc3bba0a466a86ab10643..45f642de4f46b0815959615c3803b0ffd7e76210 100644 (file)
--- a/libraries/libldap_r/rdwr.c
+++ b/libraries/libldap_r/rdwr.c
@@ -78,6 +78,8 @@ ldap_pvt_thread_rdwr_init( ldap_pvt_thread_rdwr_t *rwlock )
 
        rw = (struct ldap_int_thread_rdwr_s *) LDAP_CALLOC( 1,
                sizeof( struct ldap_int_thread_rdwr_s ) );
+       if ( !rw )
+               return LDAP_NO_MEMORY;
 
        /* we should check return results */
        ldap_pvt_thread_mutex_init( &rw->ltrw_mutex );