[tkreuzer] 43779: [KDCOM] - In case of failing to receive a part of the packet, return the status to the caller instead of continuing.

Author: tkreuzer
Date: Mon Oct 26 13:51:26 2009
New Revision: 43779

URL: http://svn.reactos.org/svn/reactos?rev=43779&view=rev
Log:
[KDCOM]
- In case of failing to receive a part of the packet, return the status to the caller instead of continuing.

Modified:
    branches/ros-amd64-bringup/reactos/drivers/base/kddll/kddll.c

Modified: branches/ros-amd64-bringup/reactos/drivers/base/kddll/kddll.c
URL: http://svn.reactos.org/svn/reactos/branches/ros-amd64-bringup/reactos/driver...
==============================================================================
--- branches/ros-amd64-bringup/reactos/drivers/base/kddll/kddll.c [iso-8859-1] (original)
+++ branches/ros-amd64-bringup/reactos/drivers/base/kddll/kddll.c [iso-8859-1] Mon Oct 26 13:51:26 2009
@@ -149,8 +149,8 @@
         KdStatus = KdpReceiveBuffer(&Packet.PacketType, sizeof(USHORT));
         if (KdStatus != KDP_PACKET_RECEIVED)
         {
-            /* Didn't receive a PacketType or PacketType is bad. Start over. */
-            continue;
+            /* Didn't receive a PacketType. */
+            return KdStatus;
         }

/* Check if we got a resend packet */
@@ -164,16 +164,16 @@
         KdStatus = KdpReceiveBuffer(&Packet.ByteCount, sizeof(USHORT));
         if (KdStatus != KDP_PACKET_RECEIVED)
         {
-            /* Didn't receive ByteCount or it's too big. Start over. */
-            continue;
+            /* Didn't receive ByteCount. */
+            return KdStatus;
         }

/* Step 4 - Read PacketId */
         KdStatus = KdpReceiveBuffer(&Packet.PacketId, sizeof(ULONG));
         if (KdStatus != KDP_PACKET_RECEIVED)
         {
-            /* Didn't receive PacketId. Start over. */
-            continue;
+            /* Didn't receive PacketId. */
+            return KdStatus;
         }

/*
@@ -188,8 +188,8 @@
         KdStatus = KdpReceiveBuffer(&Packet.Checksum, sizeof(ULONG));
         if (KdStatus != KDP_PACKET_RECEIVED)
         {
-            /* Didn't receive Checksum. Start over. */
-            continue;
+            /* Didn't receive Checksum. */
+            return KdStatus;
         }

/* Step 6 - Handle control packets */
@@ -421,6 +421,7 @@
         }

/* Packet timed out, send it again */
+        KDDBGPRINT("KdSendPacket got KdStatus 0x%x\n", KdStatus);
     }
     while (Retries > 0);
 }