Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2025-06-03 16:30:26 +00:00
Code Issues Projects Releases Packages Wiki Activity

Fix checking of return values from IoCreateDevice. Spotted by R.T.Sivakumar <rtshiva@gmail.com>.

Browse source 
svn path=/trunk/; revision=33448
This commit is contained in:
Filip Navara 2008-05-11 19:47:50 +00:00
parent 76256a1bdd
commit b512080393
1 changed files with 19 additions and 17 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

36
reactos/drivers/filesystems/fastfat/iface.c
View file

@ -56,26 +56,28 @@ DriverEntry(PDRIVER_OBJECT DriverObject,
0,
FALSE,
&DeviceObject);
if (Status == STATUS_OBJECT_NAME_EXISTS ||
Status == STATUS_OBJECT_NAME_COLLISION)
{
/* Try an other name, if 'Fat' is already in use. 'Fat' is also used by fastfat.sys on W2K */
RtlInitUnicodeString(&DeviceName, L"\\RosFat");
Status = IoCreateDevice(DriverObject,
sizeof(VFAT_GLOBAL_DATA),
&DeviceName,
FILE_DEVICE_DISK_FILE_SYSTEM,
0,
FALSE,
&DeviceObject);
}
if (!NT_SUCCESS(Status))
{
if (Status == STATUS_OBJECT_NAME_EXISTS ||
Status == STATUS_OBJECT_NAME_COLLISION)
{
/* Try an other name, if 'Fat' is already in use. 'Fat' is also used by fastfat.sys on W2K */
RtlInitUnicodeString(&DeviceName, L"\\RosFat");
Status = IoCreateDevice(DriverObject,
sizeof(VFAT_GLOBAL_DATA),
&DeviceName,
FILE_DEVICE_DISK_FILE_SYSTEM,
0,
FALSE,
&DeviceObject);
if (!NT_SUCCESS(Status))
{
return (Status);
}
}
return (Status);
}
VfatGlobalData = DeviceObject->DeviceExtension;
RtlZeroMemory (VfatGlobalData, sizeof(VFAT_GLOBAL_DATA));
VfatGlobalData->DriverObject = DriverObject;