# HG changeset patch
# User charles
# Date 1245375346 -3600
# Node ID 671aa2b5ed9263d158a65cc414a7d8295d4b96d3
# Parent  d66ba616b510ceb34cb4eb6861696615c95da57c
Handle malloc failure in checkpoint open.

diff --git a/yaffs_checkptrw.c b/yaffs_checkptrw.c
--- a/yaffs_checkptrw.c
+++ b/yaffs_checkptrw.c
@@ -168,6 +168,9 @@ int yaffs_CheckpointOpen(yaffs_Device *d
 		dev->blocksInCheckpoint = 0;
 		dev->checkpointMaxBlocks = (dev->internalEndBlock - dev->internalStartBlock)/16 + 2;
 		dev->checkpointBlockList = YMALLOC(sizeof(int) * dev->checkpointMaxBlocks);
+		if(!dev->checkpointBlockList)
+			return 0;
+
 		for (i = 0; i < dev->checkpointMaxBlocks; i++)
 			dev->checkpointBlockList[i] = -1;
 	}