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Engine: Add error path to DispatchKeyValue() based on g_inKeyValue

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This was unsafe as g_pkvd is pointed to a stack variable that is only valid while inside of pfn_keyvalue()
This commit is contained in:
Valentin Grünbacher 2015-05-11 00:24:20 +02:00
parent 702f784e44
commit c24fbda302
1 changed files with 7 additions and 1 deletions
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8
modules/engine/entity.cpp
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@ -174,7 +174,13 @@ static cell AMX_NATIVE_CALL DispatchKeyValue(AMX *amx, cell *params)
kvd.fHandled = 0;
MDLL_KeyValue(pEntity, &kvd);
} else {
} else if (count == 2) {
if (!g_inKeyValue)
{
MF_LogError(amx, AMX_ERR_NATIVE, "DispatchKeyValue() with two arguments can only be used inside of pfn_keyvalue()");
return 0;
}
int iLength;
char *char1 = MF_GetAmxString(amx, params[1], 0, &iLength);
char *char2 = MF_GetAmxString(amx, params[2], 1, &iLength);