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added the mimimum size check for an externally allocated zone to xma

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hyung-hwan 2020-11-28 15:28:14 +00:00
parent 3a5a268bd7
commit 35829a524b
1 changed files with 6 additions and 0 deletions
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6
hawk/lib/xma.c
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@ -232,6 +232,12 @@ int hawk_xma_init (hawk_xma_t* xma, hawk_mmgr_t* mmgr, void* zoneptr, hawk_oow_t
internal = 1; internal = 1;
} }
else if (zonesize < FBLKMINSIZE)
{
/* the zone size is too small for an externally allocated zone. */
/* TODO: difference error code from memory allocation failure.. this is not really memory shortage */
return -1;
}
first = (hawk_xma_fblk_t*)zoneptr; first = (hawk_xma_fblk_t*)zoneptr;