Module Name: src
Committed By: hannken
Date: Sun Jul 3 15:25:09 UTC 2011
Modified Files:
src/sys/kern: vfs_syscalls.c
Log Message:
Return EINVAL when trying to create a device node with "rdev == VNOVAL".
Fixes PR #45111 "tmpfs panic with mknod(2)".
To generate a diff of this commit:
cvs rdiff -u -r1.430 -r1.431 src/sys/kern/vfs_syscalls.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/vfs_syscalls.c
diff -u src/sys/kern/vfs_syscalls.c:1.430 src/sys/kern/vfs_syscalls.c:1.431
--- src/sys/kern/vfs_syscalls.c:1.430 Fri Jun 17 14:23:51 2011
+++ src/sys/kern/vfs_syscalls.c Sun Jul 3 15:25:09 2011
@@ -1,4 +1,4 @@
-/* $NetBSD: vfs_syscalls.c,v 1.430 2011/06/17 14:23:51 manu Exp $ */
+/* $NetBSD: vfs_syscalls.c,v 1.431 2011/07/03 15:25:09 hannken Exp $ */
/*-
* Copyright (c) 2008, 2009 The NetBSD Foundation, Inc.
@@ -70,7 +70,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vfs_syscalls.c,v 1.430 2011/06/17 14:23:51 manu Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vfs_syscalls.c,v 1.431 2011/07/03 15:25:09 hannken Exp $");
#ifdef _KERNEL_OPT
#include "opt_fileassoc.h"
@@ -1683,6 +1683,8 @@
break;
}
}
+ if (optype == VOP_MKNOD_DESCOFFSET && vattr.va_rdev == VNOVAL)
+ error = EINVAL;
if (!error) {
switch (optype) {
case VOP_WHITEOUT_DESCOFFSET:
