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Fix a cache retrieving bug

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2011-04-24 14:52:00 +02:00
parent d8a2bcf564
commit 0c512b092c
1 changed files with 2 additions and 1 deletions
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3
grub-core/kern/disk.c
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@ -571,7 +571,8 @@ grub_disk_read (grub_disk_t disk, grub_disk_addr_t sector,
if (data)
{
grub_memcpy (buf, data, GRUB_DISK_CACHE_SIZE);
grub_memcpy (buf, data,
GRUB_DISK_CACHE_SIZE << GRUB_DISK_SECTOR_BITS);
sector += GRUB_DISK_CACHE_SIZE;
buf = (char *) buf + (GRUB_DISK_CACHE_SIZE << GRUB_DISK_SECTOR_BITS);
size -= (GRUB_DISK_CACHE_SIZE << GRUB_DISK_SECTOR_BITS);