1 files changed, 2 insertions, 2 deletions

diff --git a/src/gnutls_hooks.c b/src/gnutls_hooks.c
index 9ac17a0..82a9a99 100644
--- a/src/gnutls_hooks.c
+++ b/src/gnutls_hooks.c
@@ -750,8 +750,8 @@ int mgs_hook_fixups(request_rec * r)
                                                (ctxt->session)));
 
 #ifdef ENABLE_SRP
-    apr_table_setn(env, "SSL_SRP_USER",
-                   gnutls_srp_server_get_username(ctxt->session));
+    tmp = gnutls_srp_server_get_username(ctxt->session);
+    apr_table_setn(env, "SSL_SRP_USER", (tmp!=NULL)?tmp:"");
 #endif
 
     if (apr_table_get(env, "SSL_CLIENT_VERIFY") == NULL)