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authorCédric Le Goater <clg@redhat.com>2023-10-26 09:06:34 +0200
committerCédric Le Goater <clg@redhat.com>2023-11-03 09:20:31 +0100
commit721da0396cfa0a4859cefb57e32cc79d19d80f54 (patch)
tree567f65bca8df6e5006bf9d3376d0411717fc5739 /hw/hyperv
parentba7d12eb8ce2d7367615071c0569947457d36803 (diff)
downloadfocaccia-qemu-721da0396cfa0a4859cefb57e32cc79d19d80f54.tar.gz
focaccia-qemu-721da0396cfa0a4859cefb57e32cc79d19d80f54.zip
util/uuid: Add UUID_STR_LEN definition
qemu_uuid_unparse() includes a trailing NUL when writing the uuid
string and the buffer size should be UUID_FMT_LEN + 1 bytes. Add a
define for this size and use it where required.

Cc: Fam Zheng <fam@euphon.net>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: "Denis V. Lunev" <den@openvz.org>
Signed-off-by: Cédric Le Goater <clg@redhat.com>
Diffstat (limited to 'hw/hyperv')
-rw-r--r--hw/hyperv/vmbus.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/hw/hyperv/vmbus.c b/hw/hyperv/vmbus.c
index 271289f902..c64eaa5a46 100644
--- a/hw/hyperv/vmbus.c
+++ b/hw/hyperv/vmbus.c
@@ -2271,7 +2271,7 @@ static void vmbus_dev_realize(DeviceState *dev, Error **errp)
     VMBus *vmbus = VMBUS(qdev_get_parent_bus(dev));
     BusChild *child;
     Error *err = NULL;
-    char idstr[UUID_FMT_LEN + 1];
+    char idstr[UUID_STR_LEN];
 
     assert(!qemu_uuid_is_null(&vdev->instanceid));
 
@@ -2467,7 +2467,7 @@ static char *vmbus_get_dev_path(DeviceState *dev)
 static char *vmbus_get_fw_dev_path(DeviceState *dev)
 {
     VMBusDevice *vdev = VMBUS_DEVICE(dev);
-    char uuid[UUID_FMT_LEN + 1];
+    char uuid[UUID_STR_LEN];
 
     qemu_uuid_unparse(&vdev->instanceid, uuid);
     return g_strdup_printf("%s@%s", qdev_fw_name(dev), uuid);