From 049c0d577d63c6a95edd5f59fa192f89f2674a64 Mon Sep 17 00:00:00 2001
From: Srikanth Thokala <srikanth.thokala@xilinx.com>
Date: Wed, 5 Nov 2014 20:37:00 +0200
Subject: [PATCH] dmaengine: xilinx: vdma: Check if the segment list is empty
 in a descriptor

The segment list in a descriptor should be checked for empty, else
it will try to access invalid address for the first call.  This
patch fixes this issue.

Signed-off-by: Srikanth Thokala <sthokal@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
---
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