/* WARNING: Globals starting with '_' overlap smaller symbols at the same address */

undefined4 parse_rtattr(void *param_1,int param_2,ushort *param_3,int param_4)

{

  uint uVar1;

  memset(param_1,0,(param_2 + 1) * 4)   //possible issue identified - semgrep

  if (param_4 < 4) {

LAB_0041db80:

    if (param_4 == 0) {

      return 0;

    }

    uVar1 = (uint)*param_3;

  }

  else {

    uVar1 = (uint)*param_3;

    if ((3 < uVar1) && ((int)uVar1 <= param_4)) {

      do {

        uVar1 = uVar1 + 3 & 0xfffffffc;

        param_4 = param_4 - uVar1;

        if ((int)(uint)param_3[1] <= param_2) {

          *(ushort **)((int)param_1 + (uint)param_3[1] * 4) = param_3;

        }

        param_3 = (ushort *)((int)param_3 + uVar1);

        if (param_4 < 4) goto LAB_0041db80;

        uVar1 = (uint)*param_3;

      } while ((3 < uVar1) && ((int)uVar1 <= param_4));

    }

  }

  fprintf(_stderr,"!!!Deficit %d, rta_len=%d\n",param_4,uVar1);

  return 0;

}