texlive[50765] Build/source/texk/dvipsk: PSFILESIZ off by one

[commits+karl at tug.org]

Revision: 50765
          http://tug.org/svn/texlive?view=revision&revision=50765
Author:   karl
Date:     2019-04-05 00:03:56 +0200 (Fri, 05 Apr 2019)
Log Message:
-----------
PSFILESIZ off by one

Modified Paths:
--------------
    trunk/Build/source/texk/dvipsk/ChangeLog
    trunk/Build/source/texk/dvipsk/dospecial.c

Modified: trunk/Build/source/texk/dvipsk/ChangeLog
===================================================================
--- trunk/Build/source/texk/dvipsk/ChangeLog	2019-04-04 21:45:36 UTC (rev 50764)
+++ trunk/Build/source/texk/dvipsk/ChangeLog	2019-04-04 22:03:56 UTC (rev 50765)
@@ -1,3 +1,8 @@
+2019-04-05  Karl Berry  <karl at tug.org>
+
+	* dospecial.c (dospecial): off by one with PSFILESIZ.
+	Report from Andy Nguyen of ETH Zurich.
+
 2019-03-30  Karl Berry  <karl at freefriends.org>
 
 	* emspecial.c (bmpgraph): avoid writing after isblack

Modified: trunk/Build/source/texk/dvipsk/dospecial.c
===================================================================
--- trunk/Build/source/texk/dvipsk/dospecial.c	2019-04-04 21:45:36 UTC (rev 50764)
+++ trunk/Build/source/texk/dvipsk/dospecial.c	2019-04-04 22:03:56 UTC (rev 50765)
@@ -654,7 +654,7 @@
 
       p += 8;
       while (*p && !isspace((unsigned char)*p)) {
-        if (psfilelen < PSFILESIZ) {
+        if (psfilelen < PSFILESIZ - 1) {
           psfile[psfilelen] = *p;
           psfilelen++;
           p++;