From: Charles Manning <cdhmanning@gmail.com>
Date: Tue, 10 Aug 2010 00:43:52 +0000 (+1200)
Subject: yaffs: Skip checkpoint writing if mounted readonly
X-Git-Tag: pre-name-change~23
X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs2.git;a=commitdiff_plain;h=10baaa5fc285ffe29fa5c6d0ab0c58bcce78e3e0;hp=4c78eb9aa16a108e258ab6185f37a51c3b413cb8

yaffs: Skip checkpoint writing if mounted readonly

Signed-off-by: Charles Manning <cdhmanning@gmail.com>
---

diff --git a/yaffs_yaffs2.c b/yaffs_yaffs2.c
index 94ba7df..b2fd8e4 100644
--- a/yaffs_yaffs2.c
+++ b/yaffs_yaffs2.c
@@ -206,6 +206,7 @@ int yaffs2_CheckpointRequired(yaffs_Device *dev)
 	nblocks = dev->internalEndBlock - dev->internalStartBlock + 1 ;
 
 	return 	!dev->param.skipCheckpointWrite &&
+		!dev->readOnly &&
 		(nblocks >= YAFFS_CHECKPOINT_MIN_BLOCKS);
 }