xmlGetGlobalState is leaking memory #1

Hi,

I have found memory leak in xmlGetGlobalState .How to resolve this?Below is the bt.

==25305== 968 bytes in 1 blocks are definitely lost in loss record 73 of 75
==25305== at 0x4A069EE: malloc (vg_replace_malloc.c:270)
==25305== by 0x5A7640: xmlGetGlobalState (threads.c:585)
==25305== by 0x5A6538: __xmlLineNumbersDefaultValue (globals.c:972)
==25305== by 0x541284: xmlLineNumbersDefault (parserInternals.c:2095)