Module Name: src
Committed By: msaitoh
Date: Mon Jul 14 06:21:22 UTC 2014
Modified Files:
src/sys/kern [netbsd-6]: kern_core.c
Log Message:
Pull up following revision(s) (requested by maxt in ticket #1097):
sys/kern/kern_core.c: revision 1.23
Fix a read-beyond-end string read.
To generate a diff of this commit:
cvs rdiff -u -r1.20 -r1.20.8.1 src/sys/kern/kern_core.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/kern/kern_core.c
diff -u src/sys/kern/kern_core.c:1.20 src/sys/kern/kern_core.c:1.20.8.1
--- src/sys/kern/kern_core.c:1.20 Sat Sep 24 22:53:50 2011
+++ src/sys/kern/kern_core.c Mon Jul 14 06:21:22 2014
@@ -1,4 +1,4 @@
-/* $NetBSD: kern_core.c,v 1.20 2011/09/24 22:53:50 christos Exp $ */
+/* $NetBSD: kern_core.c,v 1.20.8.1 2014/07/14 06:21:22 msaitoh Exp $ */
/*
* Copyright (c) 1982, 1986, 1989, 1991, 1993
@@ -37,7 +37,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: kern_core.c,v 1.20 2011/09/24 22:53:50 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: kern_core.c,v 1.20.8.1 2014/07/14 06:21:22 msaitoh Exp $");
#include <sys/param.h>
#include <sys/vnode.h>
@@ -155,6 +155,12 @@ coredump(struct lwp *l, const char *patt
error = coredump_buildname(p, name, pattern, MAXPATHLEN);
mutex_exit(&lim->pl_lock);
+ if (error) {
+ mutex_exit(p->p_lock);
+ mutex_exit(proc_lock);
+ goto done;
+ }
+
/*
* On a simple filename, see if the filesystem allow us to write
* core dumps there.
