REF: https://bugzilla.tianocore.org/show_bug.cgi?id=1497
Current implementation of IsDevicePathValid() is not enough for type
of MEDIA_FILEPATH_DP, which has NULL-terminated string in the device
path. This patch add a simple NULL character check at Length position.
Cc: Liming Gao <liming.gao@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Jian J Wang <jian.j.wang@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>
Reviewed-by: Ray Ni <ray.ni@intel.com>
return FALSE;\r
}\r
}\r
+\r
+ //\r
+ // FilePath must be a NULL-terminated string.\r
+ //\r
+ if (DevicePathType (DevicePath) == MEDIA_DEVICE_PATH &&\r
+ DevicePathSubType (DevicePath) == MEDIA_FILEPATH_DP &&\r
+ *(CHAR16 *)((UINT8 *)DevicePath + NodeLength - 2) != 0) {\r
+ return FALSE;\r
+ }\r
}\r
\r
//\r