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Fixed a bug in FAT12FindAvailableCluster.

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svn path=/trunk/; revision=2385
This commit is contained in:
Hartmut Birr 2001-11-20 23:40:26 +00:00
parent c900b97902
commit 94048a055d
1 changed files with 4 additions and 4 deletions
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8
reactos/drivers/fs/vfat/fat.c
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@ -1,5 +1,5 @@
/* /*
* $Id: fat.c,v 1.34 2001/11/02 22:35:31 hbirr Exp $ * $Id: fat.c,v 1.35 2001/11/20 23:40:26 hbirr Exp $
* *
* COPYRIGHT: See COPYING in the top level directory * COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel * PROJECT: ReactOS kernel
@ -208,7 +208,7 @@ FAT12FindAvailableCluster(PDEVICE_EXTENSION DeviceExt, PULONG Cluster)
PVOID Context; PVOID Context;
LARGE_INTEGER Offset; LARGE_INTEGER Offset;
FatLength = DeviceExt->NumberOfClusters * 2; FatLength = DeviceExt->NumberOfClusters;
*Cluster = 0; *Cluster = 0;
StartCluster = DeviceExt->LastAvailableCluster; StartCluster = DeviceExt->LastAvailableCluster;
Offset.QuadPart = 0; Offset.QuadPart = 0;
@ -221,7 +221,7 @@ FAT12FindAvailableCluster(PDEVICE_EXTENSION DeviceExt, PULONG Cluster)
for (j = 0; j < 2; j++) for (j = 0; j < 2; j++)
{ {
for (i = StartCluster * 2; i < FatLength; i++) for (i = StartCluster; i < FatLength; i++)
{ {
FATOffset = (i * 12) / 8; FATOffset = (i * 12) / 8;
if ((i % 2) == 0) if ((i % 2) == 0)
@ -242,7 +242,7 @@ FAT12FindAvailableCluster(PDEVICE_EXTENSION DeviceExt, PULONG Cluster)
return(STATUS_SUCCESS); return(STATUS_SUCCESS);
} }
} }
FatLength = StartCluster * 2; FatLength = StartCluster;
StartCluster = 2; StartCluster = 2;
} }
CcUnpinData(Context); CcUnpinData(Context);