oem-ibm: Fix for the PEL parsing issue

oem/ibm/libpldmresponder/file_io.cpp

@@ -245,6 +245,17 @@ int DMA::transferDataHost(int fd, uint32_t offset, uint32_t length,
                 "OFFSET", offset);
             return rc;
         }
+
+        int retCode = fsync(fd);
+        if (retCode == -1)
+        {
+            retCode = -errno;
+            error("Failed to perform unix FD fsync of '{UPSTREAM}' data transfer between BMC and remote terminus with errno as '{RC}', length as '{LEN}' at offset '{OFFSET}'",
+                  "UPSTREAM",upstream, "RC", retCode, "LEN", length,
+                  "OFFSET", offset);
+            return retCode;
+        }
+
         responseByte = rc;
     }
 

oem/ibm/libpldmresponder/file_io_by_type.cpp

@@ -162,6 +162,14 @@ void FileHandler::transferFileData(
         {
             if (sharedAIORespDataobj.functionPtr != nullptr)
             {
+                rc = close(fd);
+                if (rc == -1)
+                {
+                    rc = -errno;
+                    error("Failed to close the unix FD with errno as '{ERROR_NUM}', length as '{LENGTH}', offset at '{OFFSET}' and upstream flag as '{UPSTREAM}'",
+                          "ERROR_NUM", rc, "LENGTH", length, "OFFSET", offset,
+                          "UPSTREAM", upstream);
+                }
                 rc = sharedAIORespDataobj.functionPtr->postDataTransferCallBack(
                     command == PLDM_WRITE_FILE_BY_TYPE_FROM_MEMORY,
                     data.length);