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From: Andriy Gapon <avg@FreeBSD.org>
Date: Sun, 1 Oct 2017 20:12:30 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r324178 -
 head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/lua
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Author: avg
Date: Sun Oct  1 20:12:30 2017
New Revision: 324178
URL: https://svnweb.freebsd.org/changeset/base/324178

Log:
  unbreak kernel builds on sparc64 and powerpc after r324163, ZFS Channel Programs
  
  The custom iscntrl() in ZFS Lua code expects a signed argumnet, so
  remove the harmful cast.
  
  Reported by:	ian
  MFC after:	5 weeks
  X-MFC with:	r324163

Modified:
  head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/lua/lstrlib.c

Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/lua/lstrlib.c
==============================================================================
--- head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/lua/lstrlib.c	Sun Oct  1 19:52:47 2017	(r324177)
+++ head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/lua/lstrlib.c	Sun Oct  1 20:12:30 2017	(r324178)
@@ -867,7 +867,7 @@ static void addquoted (lua_State *L, luaL_Buffer *b, i
       luaL_addchar(b, '\\');
       luaL_addchar(b, *s);
     }
-    else if (*s == '\0' || iscntrl(uchar(*s))) {
+    else if (*s == '\0' || iscntrl(*s)) {
       char buff[10];
       if (!isdigit(uchar(*(s+1))))
         sprintf(buff, "\\%d", (int)uchar(*s));