From: Ian Campbell <ian.campbell@citrix.com>
To: xen-devel@lists.xen.org
Cc: tim@xen.org, stefano.stabellini@citrix.com,
Ian Campbell <ian.campbell@citrix.com>
Subject: [PATCH 04/10] device-tree: get_val cannot cope with cells > 2, add early_panic
Date: Fri, 18 Jan 2013 16:40:30 +0000 [thread overview]
Message-ID: <1358527236-2486-4-git-send-email-ian.campbell@citrix.com> (raw)
In-Reply-To: <1358526135.3279.103.camel@zakaz.uk.xensource.com>
Signed-off-by: Ian Campbell <ian.campbell@citrix.com>
Acked-by: Tim Deegan <tim@xen.org>
---
v3: early_panic instead of BUG_ON
v2: drop unrelated white space fixup
---
xen/common/device_tree.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/xen/common/device_tree.c b/xen/common/device_tree.c
index 8b4ef2f..260c2d4 100644
--- a/xen/common/device_tree.c
+++ b/xen/common/device_tree.c
@@ -84,6 +84,9 @@ static void __init get_val(const u32 **cell, u32 cells, u64 *val)
{
*val = 0;
+ if ( cells > 2 )
+ early_panic("dtb value contains > 2 cells\n");
+
while ( cells-- )
{
*val <<= 32;
--
1.7.9.1
next prev parent reply other threads:[~2013-01-18 16:40 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-18 16:22 [PATCH 00/10 V5] arm: support for initial modules (e.g. dom0) and DTB supplied in RAM Ian Campbell
2013-01-18 16:40 ` [PATCH 01/10] xen: arm: introduce concept of modules which can be in RAM at start of day Ian Campbell
2013-01-21 11:35 ` Stefano Stabellini
2013-01-21 12:41 ` Ian Campbell
2013-01-18 16:40 ` [PATCH 02/10] arm: avoid placing Xen over any modules Ian Campbell
2013-01-18 16:40 ` [PATCH 03/10] arm: avoid allocating the heaps over modules or xen itself Ian Campbell
2013-01-18 16:40 ` Ian Campbell [this message]
2013-01-18 16:40 ` [PATCH 05/10] arm: load dom0 kernel from first boot module Ian Campbell
2013-01-18 16:40 ` [PATCH 06/10] arm: discard boot modules after building domain 0 Ian Campbell
2013-01-18 16:40 ` [PATCH 07/10] arm: use module provided command line for domain 0 command line Ian Campbell
2013-01-18 16:40 ` [PATCH 08/10] xen/arm: flush dcache after memcpy'ing the kernel image Ian Campbell
2013-01-18 16:40 ` [PATCH 09/10] xen: arm: parse modules from DT during early boot Ian Campbell
2013-01-18 16:40 ` [PATCH 10/10] xen: strip /chosen/modules/module@<N>/* from dom0 device tree Ian Campbell
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