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rcdino4: fix OOB access

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This commit is contained in:
peterferrie 2014-10-27 23:33:41 -07:00
parent 7b7f2456b9
commit ea2070c139
1 changed files with 11 additions and 4 deletions
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15
src/mame/drivers/funworld.c
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@ -6352,8 +6352,9 @@ DRIVER_INIT_MEMBER(funworld_state, rcdino4)
}
j = 1;
i = 0x81;
for (i = 0x81; i < (0x81 + ARRAY_LENGTH(rcdino4_keys80));)
do
{
UINT8 key;
@ -6418,9 +6419,14 @@ DRIVER_INIT_MEMBER(funworld_state, rcdino4)
while (j < 0x100);
j &= 0xff;
do {
assert((i+1 - 0x81) >= 0 && (i+1 - 0x81) < ARRAY_LENGTH(rcdino4_keys80));
} while (!rcdino4_keys80[++i - 0x81]);
do {} while (((++i - 0x81) < ARRAY_LENGTH(rcdino4_keys80))
&& !rcdino4_keys80[i - 0x81]);
if ((i - 0x81) == ARRAY_LENGTH(rcdino4_keys80))
{
break;
}
if ((i == 0xa4)
|| (i == 0xb0)
@ -6430,6 +6436,7 @@ DRIVER_INIT_MEMBER(funworld_state, rcdino4)
j = 0; /* re-align offset after skipping some pages */
}
}
while (1);
}
DRIVER_INIT_MEMBER(funworld_state, rcdinch)