update rand file after use

diff --git a/libraries/libldap/tls.c b/libraries/libldap/tls.c
index 62c04e3d6a1c3e117e3c533359548aaa87ec3847..3c98a285e0605818d8bc7039b988d99e9b61e3c0 100644 (file)
--- a/libraries/libldap/tls.c
+++ b/libraries/libldap/tls.c
@@ -1071,6 +1071,7 @@ tls_seed_PRNG( const char *randfile )
 {
 #ifndef URANDOM_DEVICE
        /* no /dev/urandom (or equiv) */
+       long total=0;
        char buffer[MAXPATHLEN];
 
        if (randfile == NULL) {
@@ -1093,7 +1094,7 @@ tls_seed_PRNG( const char *randfile )
                return -1;
        }
 
-       RAND_load_file(randfile, -1);
+       total = RAND_load_file(randfile, -1);
 
        if (RAND_status() == 0) {
                Debug( LDAP_DEBUG_ANY,
@@ -1101,6 +1102,12 @@ tls_seed_PRNG( const char *randfile )
                        0, 0, 0);
                return -1;
        }
+
+       /* assume if there was enough bits to seed that it's okay
+        * to write derived bits to the file
+        */
+       RAND_write_file(randfile);
+
 #endif
 
        return 0;