Version 6.2.8.6

- Added a check for 0 length table line arguments.

kvdo.spec

@@ -1,6 +1,6 @@
 %define spec_release 1
 %define kmod_name		kvdo
-%define kmod_driver_version	6.2.8.4
+%define kmod_driver_version	6.2.8.6
 %define kmod_rpm_release	%{spec_release}
 %define kmod_kernel_version	3.10.0-693.el7
 
@@ -96,5 +96,5 @@ rm -rf $RPM_BUILD_ROOT
 %{_usr}/src/%{kmod_name}-%{version}
 
 %changelog
-* Tue Nov 08 2022 - Red Hat VDO Team <[email protected]> - 6.2.8.4-1
-- Adapted to backported kernel changes.
+* Tue Dec 13 2022 - Red Hat VDO Team <[email protected]> - 6.2.8.6-1
+- Added a check for 0 length table line arguments.

vdo/Makefile

@@ -1,4 +1,4 @@
-VDO_VERSION = 6.2.8.4
+VDO_VERSION = 6.2.8.6
 
 VDO_VERSION_MAJOR = $(word 1,$(subst ., ,$(VDO_VERSION)))
 VDO_VERSION_MINOR = $(word 2,$(subst ., ,$(VDO_VERSION)))

vdo/kernel/deviceConfig.c

@@ -16,7 +16,7 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  * 02110-1301, USA. 
  *
- * $Id: //eng/vdo-releases/aluminum/src/c++/vdo/kernel/deviceConfig.c#14 $
+ * $Id: //eng/vdo-releases/aluminum/src/c++/vdo/kernel/deviceConfig.c#15 $
  */
 
 #include "deviceConfig.h"
@@ -547,6 +547,11 @@ int parseDeviceConfig(int                argc,
   config->owningTarget = ti;
   initializeRing(&config->configNode);
 
+  if (argc == 0) {
+    handleParseError(&config, errorPtr, "Incorrect number of arguments");
+    return VDO_BAD_CONFIGURATION;
+  }
+
   // Save the original string.
   result = joinStrings(argv, argc, ' ', &config->originalString);
   if (result != VDO_SUCCESS) {