Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2025-08-05 17:12:57 +00:00
Code Issues Projects Releases Packages Wiki Activity

[USBSTOR]

Browse source 
- Fix attempt #2  the offset bug
- fix identation

svn path=/branches/usb-bringup-trunk/; revision=55089
This commit is contained in:
Johannes Anderwald 2012-01-23 02:58:52 +00:00
parent 8baf90438a
commit 99926db97d
1 changed files with 18 additions and 11 deletions
Download patch file Download diff file Expand all files Collapse all files

29
drivers/usb/usbstor/scsi.c
View file

@ -589,12 +589,16 @@ USBSTOR_SendRequest(
if (CommandLength == UFI_READ_WRITE_CMD_LEN) if (CommandLength == UFI_READ_WRITE_CMD_LEN)
{ {
MdlVirtualAddress = MmGetMdlVirtualAddress(OriginalRequest->MdlAddress); MdlVirtualAddress = MmGetMdlVirtualAddress(OriginalRequest->MdlAddress);
//
// is there an offset
//
if (MdlVirtualAddress != Context->TransferData) if (MdlVirtualAddress != Context->TransferData)
{ {
// //
// lets build an mdl // lets build an mdl
// //
Context->TransferBufferMDL = IoAllocateMdl(Context->TransferData, MmGetMdlByteCount(OriginalRequest->MdlAddress), FALSE, FALSE, NULL); Context->TransferBufferMDL = IoAllocateMdl(Context->TransferData, MmGetMdlByteCount(OriginalRequest->MdlAddress), FALSE, FALSE, NULL);
if (!Context->TransferBufferMDL) if (!Context->TransferBufferMDL)
{ {
// //
@ -603,17 +607,20 @@ USBSTOR_SendRequest(
return STATUS_INSUFFICIENT_RESOURCES; return STATUS_INSUFFICIENT_RESOURCES;
} }
// //
// now build the partial mdl // now build the partial mdl
// //
IoBuildPartialMdl(OriginalRequest->MdlAddress, Context->TransferBufferMDL, Context->TransferData, Context->TransferDataLength); IoBuildPartialMdl(OriginalRequest->MdlAddress, Context->TransferBufferMDL, Context->TransferData, Context->TransferDataLength);
} }
} }
// if (!Context->TransferBufferMDL)
// I/O paging request {
// //
Context->TransferBufferMDL = OriginalRequest->MdlAddress; // I/O paging request
//
Context->TransferBufferMDL = OriginalRequest->MdlAddress;
}
} }
else else
{ {