qemu/0302-vmstate-add-VMSTATE_VALIDATE.patch
Cole Robinson 1369de9828 CVE-2014-7815 vnc: insufficient bits_per_pixel from the client sanitization (bz #1157647, bz #1157641)
CVE-2014-3689 vmware_vga: insufficient parameter validation in rectangle functions (bz #1153038, bz #1153035)
2014-10-29 15:12:00 -04:00

33 lines
1.3 KiB
Diff

From: "Michael S. Tsirkin" <mst@redhat.com>
Date: Thu, 3 Apr 2014 19:50:35 +0300
Subject: [PATCH] vmstate: add VMSTATE_VALIDATE
Validate state using VMS_ARRAY with num = 0 and VMS_MUST_EXIST
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
(cherry picked from commit 4082f0889ba04678fc14816c53e1b9251ea9207e)
---
include/migration/vmstate.h | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/include/migration/vmstate.h b/include/migration/vmstate.h
index c1717c2..d5a63ce 100644
--- a/include/migration/vmstate.h
+++ b/include/migration/vmstate.h
@@ -204,6 +204,14 @@ extern const VMStateInfo vmstate_info_bitmap;
.offset = vmstate_offset_value(_state, _field, _type), \
}
+/* Validate state using a boolean predicate. */
+#define VMSTATE_VALIDATE(_name, _test) { \
+ .name = (_name), \
+ .field_exists = (_test), \
+ .flags = VMS_ARRAY | VMS_MUST_EXIST, \
+ .num = 0, /* 0 elements: no data, only run _test */ \
+}
+
#define VMSTATE_POINTER(_field, _state, _version, _info, _type) { \
.name = (stringify(_field)), \
.version_id = (_version), \