Dave Murphy 2009-03-13 08:34:32 +00:00
parent 807f1920eb
commit 2266f93113

View File

@ -154,6 +154,13 @@ PARTITION* _FAT_partition_constructor (const DISC_INTERFACE* disc, uint32_t cach
return NULL;
}
// check again for the last two cases to make sure that we really have a FAT filesystem here
// and won't corrupt any data
if(memcmp(sectorBuffer + BPB_FAT16_fileSysType, "FAT", 3) != 0 && memcmp(sectorBuffer + BPB_FAT32_fileSysType, "FAT32", 5) != 0)
{
return NULL;
}
partition = (PARTITION*) _FAT_mem_allocate (sizeof(PARTITION));
if (partition == NULL) {
return NULL;