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Fixed a potential bug related to anonymous struct/union.

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svn path=/trunk/; revision=5138
This commit is contained in:
Eric Kohl 2003-07-16 11:51:56 +00:00
parent e847eaa655
commit db21a27a3b
1 changed files with 15 additions and 14 deletions
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29
reactos/drivers/storage/cdrom/cdrom.c
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@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/* $Id: cdrom.c,v 1.20 2003/07/13 12:40:15 ekohl Exp $
/* $Id: cdrom.c,v 1.21 2003/07/16 11:51:56 ekohl Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel
@ -47,19 +47,19 @@
#define SCSI_CDROM_TIMEOUT 10 /* Default timeout: 10 seconds */
typedef struct _ERROR_RECOVERY_DATA
typedef struct _ERROR_RECOVERY_DATA6
{
MODE_PARAMETER_HEADER Header;
MODE_PARAMETER_BLOCK BlockDescriptor;
MODE_READ_RECOVERY_PAGE ReadRecoveryPage;
} ERROR_RECOVERY_DATA, *PERROR_RECOVERY_DATA;
} ERROR_RECOVERY_DATA6, *PERROR_RECOVERY_DATA6;
typedef struct _ERROR_RECOVERY_DATA10
{
MODE_PARAMETER_HEADER10 Header10;
MODE_PARAMETER_BLOCK BlockDescriptor10;
MODE_READ_RECOVERY_PAGE ReadRecoveryPage10;
MODE_PARAMETER_HEADER10 Header;
MODE_PARAMETER_BLOCK BlockDescriptor;
MODE_READ_RECOVERY_PAGE ReadRecoveryPage;
} ERROR_RECOVERY_DATA10, *PERROR_RECOVERY_DATA10;
@ -71,9 +71,9 @@ typedef struct _CDROM_DATA
union
{
ERROR_RECOVERY_DATA;
ERROR_RECOVERY_DATA10;
};
ERROR_RECOVERY_DATA6 Data6;
ERROR_RECOVERY_DATA10 Data10;
} RecoveryData;
} CDROM_DATA, *PCDROM_DATA;
@ -648,10 +648,11 @@ CdromClassCreateDeviceObject(IN PDRIVER_OBJECT DriverObject,
else if (NT_SUCCESS (Status))
{
DPRINT("Use 10 byte commands\n");
RtlCopyMemory (&CdromData->Header,
RtlCopyMemory (&CdromData->RecoveryData.Data10.Header,
Buffer,
sizeof (ERROR_RECOVERY_DATA10));
CdromData->Header.ModeDataLength = 0;
CdromData->RecoveryData.Data10.Header.ModeDataLength[0] = 0;
CdromData->RecoveryData.Data10.Header.ModeDataLength[1] = 0;
CdromData->XaFlags &= XA_USE_6_BYTE;
CdromData->XaFlags |= XA_USE_10_BYTE;
@ -665,10 +666,10 @@ CdromClassCreateDeviceObject(IN PDRIVER_OBJECT DriverObject,
else
{
DPRINT("Use 6 byte commands\n");
RtlCopyMemory (&CdromData->Header,
RtlCopyMemory (&CdromData->RecoveryData.Data6.Header,
Buffer,
sizeof (ERROR_RECOVERY_DATA));
CdromData->Header.ModeDataLength = 0;
sizeof (ERROR_RECOVERY_DATA6));
CdromData->RecoveryData.Data6.Header.ModeDataLength = 0;
}
ExFreePool (Buffer);