PVS-Studio warning V512 for MAME

UINT32 m_pstars_regs[16];

static DRIVER_INIT( pstar )
{
  ...
  memset(state->m_pstars_regs, 0, 16);
  ...
}

This suspicious code was found in MAME project by PVS-Studio static code analyzer.
Warning message is:
V512 A call of the 'memset' function will lead to underflow of the buffer 'state->m_pstars_regs'.  pgm.c 4458

PVS-Studio is a static analyzer for detecting bugs in the source code of applications written in C, C++, C++11, C++/CX. Site: http://www.viva64.com/en/pvs-studio/