--- a/bsd-user/syscall.c
+++ b/bsd-user/syscall.c
@@ -266,9 +268,7 @@ static abi_long do_freebsd_sysarch(void 
 
     switch (op) {
     case TARGET_FREEBSD_ARM_SET_TP:
-        if (get_user(val, parms, abi_ulong))
-           return -TARGET_EINVAL;
-        cpu_set_tls(env, val);
+        cpu_set_tls(env, parms);
         return 0;
     }