CVS commit: [netbsd-7-1] src/sys/modules/lua

[Soren Jacobsen]

Module Name:    src
Committed By:   snj
Date:           Sun Jul 23 05:56:36 UTC 2017

Modified Files:
        src/sys/modules/lua [netbsd-7-1]: lua.c

Log Message:
Pull up following revision(s) (requested by mbalmer in ticket #1418):
        sys/modules/lua/lua.c: revision 1.21
Avoid possible null pointer dereferencing.
Fixes PR kern/52225.


To generate a diff of this commit:
cvs rdiff -u -r1.13.2.3 -r1.13.2.3.4.1 src/sys/modules/lua/lua.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.


Modified files:

Index: src/sys/modules/lua/lua.c
diff -u src/sys/modules/lua/lua.c:1.13.2.3 src/sys/modules/lua/lua.c:1.13.2.3.4.1
--- src/sys/modules/lua/lua.c:1.13.2.3	Sun May 22 10:28:49 2016
+++ src/sys/modules/lua/lua.c	Sun Jul 23 05:56:36 2017
@@ -1,4 +1,4 @@
-/*	$NetBSD: lua.c,v 1.13.2.3 2016/05/22 10:28:49 martin Exp $ */
+/*	$NetBSD: lua.c,v 1.13.2.3.4.1 2017/07/23 05:56:36 snj Exp $ */
 
 /*
  * Copyright (c) 2014 by Lourival Vieira Neto <ln...@netbsd.org>.
@@ -334,10 +334,12 @@ luaioctl(dev_t dev, u_long cmd, void *da
 			}
 
 		K = kluaL_newstate(create->name, create->desc, IPL_NONE);
-		K->ks_user = true;
 
 		if (K == NULL)
 			return ENOMEM;
+
+		K->ks_user = true;
+
 		if (lua_verbose)
 			device_printf(sc->sc_dev, "state %s created\n",
 			    create->name);