diff -up libtirpc-1.1.4/src/auth_gss.c.orig libtirpc-1.1.4/src/auth_gss.c --- libtirpc-1.1.4/src/auth_gss.c.orig 2021-04-17 13:11:03.229880600 -0400 +++ libtirpc-1.1.4/src/auth_gss.c 2021-04-17 13:15:10.722391798 -0400 @@ -982,3 +982,9 @@ rpc_gss_max_data_length(AUTH *auth, int rpc_gss_clear_error(); return result; } + +bool_t +is_authgss_client(CLIENT *clnt) +{ + return (clnt->cl_auth->ah_ops == &authgss_ops); +} diff -up libtirpc-1.1.4/src/clnt_dg.c.orig libtirpc-1.1.4/src/clnt_dg.c --- libtirpc-1.1.4/src/clnt_dg.c.orig 2018-08-27 10:06:49.000000000 -0400 +++ libtirpc-1.1.4/src/clnt_dg.c 2021-04-17 13:15:10.722391798 -0400 @@ -60,6 +60,9 @@ #include #endif +#ifdef HAVE_RPCSEC_GSS +#include +#endif #define MAX_DEFAULT_FDS 20000 @@ -356,6 +359,11 @@ clnt_dg_call(cl, proc, xargs, argsp, xre salen = cu->cu_rlen; } +#ifdef HAVE_RPCSEC_GSS + if (is_authgss_client(cl)) + nrefreshes = 0; +#endif + /* Clean up in case the last call ended in a longjmp(3) call. */ call_again: xdrs = &(cu->cu_outxdrs); diff -up libtirpc-1.1.4/src/clnt_vc.c.orig libtirpc-1.1.4/src/clnt_vc.c --- libtirpc-1.1.4/src/clnt_vc.c.orig 2018-08-27 10:06:49.000000000 -0400 +++ libtirpc-1.1.4/src/clnt_vc.c 2021-04-17 13:15:10.723391824 -0400 @@ -68,6 +68,10 @@ #include #include "rpc_com.h" +#ifdef HAVE_RPCSEC_GSS +#include +#endif + #define MCALL_MSG_SIZE 24 #define CMGROUP_MAX 16 @@ -380,6 +384,11 @@ clnt_vc_call(cl, proc, xdr_args, args_pt (xdr_results == NULL && timeout.tv_sec == 0 && timeout.tv_usec == 0) ? FALSE : TRUE; +#ifdef HAVE_RPCSEC_GSS + if (is_authgss_client(cl)) + refreshes = 0; +#endif + call_again: xdrs->x_op = XDR_ENCODE; ct->ct_error.re_status = RPC_SUCCESS; diff -up libtirpc-1.1.4/tirpc/rpc/auth_gss.h.orig libtirpc-1.1.4/tirpc/rpc/auth_gss.h --- libtirpc-1.1.4/tirpc/rpc/auth_gss.h.orig 2018-08-27 10:06:49.000000000 -0400 +++ libtirpc-1.1.4/tirpc/rpc/auth_gss.h 2021-04-17 13:15:10.723391824 -0400 @@ -120,6 +120,8 @@ void gss_log_debug (const char *fmt, .. void gss_log_status (char *m, OM_uint32 major, OM_uint32 minor); void gss_log_hexdump (const u_char *buf, int len, int offset); +bool_t is_authgss_client (CLIENT *); + #ifdef __cplusplus } #endif