From: millert <millert@openbsd.org>
Date: Wed, 13 Dec 2017 16:07:54 +0000 (+0000)
Subject: Fix array index by signed char; from martijn@
X-Git-Url: http://artulab.com/gitweb/?a=commitdiff_plain;h=89312d65ae3e19bb940d5a79819c7db9444c15aa;p=openbsd

Fix array index by signed char; from martijn@
---

diff --git a/usr.bin/sed/compile.c b/usr.bin/sed/compile.c
index cef3fddbbe7..f01e8f2d911 100644
--- a/usr.bin/sed/compile.c
+++ b/usr.bin/sed/compile.c
@@ -1,4 +1,4 @@
-/*	$OpenBSD: compile.c,v 1.46 2017/12/13 16:06:34 millert Exp $	*/
+/*	$OpenBSD: compile.c,v 1.47 2017/12/13 16:07:54 millert Exp $	*/
 
 /*-
  * Copyright (c) 1992 Diomidis Spinellis.
@@ -639,7 +639,6 @@ compile_tr(char *old, char **transtab)
 			else if (*old != delimiter && *old != '\\')
 				error(COMPILE, "Unexpected character after "
 				    "backslash");
-			
 		}
 		if (*new == '\\') {
 			new++;
@@ -649,9 +648,9 @@ compile_tr(char *old, char **transtab)
 				error(COMPILE, "Unexpected character after "
 				    "backslash");
 		}
-		if (check[*old] == 1)
+		if (check[(u_char) *old] == 1)
 			error(COMPILE, "Repeated character in source string");
-		check[*old] = 1;
+		check[(u_char) *old] = 1;
 		(*transtab)[(u_char) *old++] = *new++;
 	}
 	if (*old != '\0' || *new != '\0')