From 00f37f2891739d197bccb85e13cea8b96522c5f3 Mon Sep 17 00:00:00 2001
From: Mark Pizzolato <mark@infocomm.com>
Date: Mon, 28 Aug 2017 10:18:41 -0700
Subject: [PATCH] I1401: Fix compiler warning

---
 I1401/i1401_cpu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/I1401/i1401_cpu.c b/I1401/i1401_cpu.c
index 4e15f7f0..af6cf35c 100644
--- a/I1401/i1401_cpu.c
+++ b/I1401/i1401_cpu.c
@@ -1164,7 +1164,7 @@ CHECK_LENGTH:
             reason = STOP_INVA;
             break;
             }
-        if (reason = iomod (ilnt, D, mtf_mod))          /* valid modifier? */
+        if ((reason = iomod (ilnt, D, mtf_mod)))        /* valid modifier? */
             break;
 
         if (dev == IO_MT)                               /* BCD? */