[sginsberg] 38075: - Fix a broken loop - Remove unnecessary checks - Fixes CID 171, 172 and 655

Author: sginsberg
Date: Sun Dec 14 04:15:49 2008
New Revision: 38075
URL: http://svn.reactos.org/svn/reactos?rev=38075&view=rev
Log:
- Fix a broken loop
- Remove unnecessary checks
- Fixes CID 171, 172 and 655
Modified:
    trunk/reactos/drivers/storage/scsiport/scsiport.c
Modified: trunk/reactos/drivers/storage/scsiport/scsiport.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/drivers/storage/scsiport/s…
==============================================================================
--- trunk/reactos/drivers/storage/scsiport/scsiport.c [iso-8859-1] (original)
+++ trunk/reactos/drivers/storage/scsiport/scsiport.c [iso-8859-1] Sun Dec 14 04:15:49
2008
@@ -1733,7 +1733,7 @@
             LunInfo = DeviceExtension->BusesConfig->BusScanInfo[Bus]->LunInfo;
-            while (!LunInfo)
+            while (LunInfo)
             {
                 /* Free current, but save pointer to the next one */
                 Ptr = LunInfo->Next;
@@ -1958,8 +1958,8 @@
                                               Lun);
             /* This request should not be processed if */
-            if ((LunExtension && LunExtension->ReadyLun) ||
-                (LunExtension && LunExtension->SrbInfo.Srb))
+            if ((LunExtension->ReadyLun) ||
+                (LunExtension->SrbInfo.Srb))
             {
                 /* Nothing to do here */
                 break;
@@ -2900,7 +2900,7 @@
         // Store the MDL virtual address in SrbInfo structure
         SrbInfo->DataOffset = MmGetMdlVirtualAddress(Irp->MdlAddress);
-        if (DeviceExtension->MapBuffers && Irp->MdlAddress)
+        if (DeviceExtension->MapBuffers)
         {
             /* Calculate offset within DataBuffer */
             SrbInfo->DataOffset = MmGetSystemAddressForMdl(Irp->MdlAddress);