Fix return value.

Thanks to Norbert Kiesel <nkiesel@tbdnetworks.com> for the patch.


git-svn-id: svn+ssh://svn.berlios.de/svnroot/repos/libssh/trunk@436 7dcaeef0-15fb-0310-b436-a5af3365683c

libssh/kex.c

@@ -782,5 +782,5 @@ error:
   publickey_free(host);
 
   leave_function();
-  return -1;
+  return rc;
 }