[Horus] Massstorage bugfix (read cache beyond end of disk)

2016-07-31 00:26:13 +02:00
parent fcdcccf8f5
commit d4a54b5487
1 changed files with 1 additions and 1 deletions
@@ -102,7 +102,7 @@ DRESULT DiskCache::read(BYTE drv, BYTE * buff, DWORD sector, UINT count)
  }
  
  // if block + cache block size is beyond the end of the disk, then read it directly without using cache
-  if (sector+DISK_CACHE_BLOCK_SECTORS > SDCardInfo.CardCapacity / SDCardInfo.CardBlockSize) {
+  if (sector+DISK_CACHE_BLOCK_SECTORS >= SDCardInfo.CardCapacity / SDCardInfo.CardBlockSize) {
    TRACE_DISK_CACHE("\t\t cache would be beyond end of disk(%u)", this, (uint32_t)sector);
    return __disk_read(drv, buff, sector, count);
  }