From f010d67123fdc38f7fdfb6f5378442b3efc32cf8 Mon Sep 17 00:00:00 2001 From: martin Date: Mon, 18 Apr 2022 10:54:21 +0000 Subject: Pull up following revision(s) (requested by reinoud in ticket #1437): sys/fs/udf/udf_allocation.c: revision 1.46 Revere modification of initializer; it can lead to race conditions where two allocation would pick the `empty' space causing a panic later on. --- sys/fs/udf/udf_allocation.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/sys/fs/udf/udf_allocation.c b/sys/fs/udf/udf_allocation.c index ade2b9dbac5..69641053394 100644 --- a/sys/fs/udf/udf_allocation.c +++ b/sys/fs/udf/udf_allocation.c @@ -1,4 +1,4 @@ -/* $NetBSD: udf_allocation.c,v 1.40.4.1 2022/03/13 09:48:32 martin Exp $ */ +/* $NetBSD: udf_allocation.c,v 1.40.4.2 2022/04/18 10:54:21 martin Exp $ */ /* * Copyright (c) 2006, 2008 Reinoud Zandijk @@ -28,7 +28,7 @@ #include #ifndef lint -__KERNEL_RCSID(0, "$NetBSD: udf_allocation.c,v 1.40.4.1 2022/03/13 09:48:32 martin Exp $"); +__KERNEL_RCSID(0, "$NetBSD: udf_allocation.c,v 1.40.4.2 2022/04/18 10:54:21 martin Exp $"); #endif /* not lint */ @@ -863,8 +863,8 @@ udf_search_free_vatloc(struct udf_mount *ump, uint32_t *lbnumres) ump->vat_entries++; } - /* mark entry with initialiser just in case */ - lb_map = udf_rw32(0xffffffff); + /* mark entry with non free-space initialiser just in case */ + lb_map = udf_rw32(0xfffffffe); udf_vat_write(ump->vat_node, (uint8_t *) &lb_map, 4, ump->vat_offset + lb_num *4); ump->vat_last_free_lb = lb_num; -- cgit