PVS-Studio warning V557 for LAME 3.xx

...
#define SBMAX_l       22
...
int l[1+SBMAX_l];
...

inline static void
recalc_divide_init(const lame_internal_flags * const gfc, ...)
{
  int r0, r1;
  ...

  for (r0 = 0; r0 < 16; r0++) {
    ...
    for (r1 = 0; r1 < 8; r1++) {
      int a2 = gfc->scalefac_band.l[r0 + r1 + 2];
  ...
}

This suspicious code was found in LAME 3.xx project by PVS-Studio static code analyzer.
Warning message is:
V557 Array overrun is possible. The value of 'r0 + r1 + 2' index could reach 24. libmp3lame takehiro.c 895

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/