From: imcd <imcd>
Date: Mon, 1 Oct 2007 19:43:12 +0000 (+0000)
Subject: Examine etags.eccResult before looking at etags.chunkUsed during query.
X-Git-Tag: pre-name-change~295
X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs2.git;a=commitdiff_plain;h=6c8aa53c1fa0324c0c24c0d00206465a0ec20fd7

Examine etags.eccResult before looking at etags.chunkUsed during query.
Set block status to SCANNING if we have a bad eccResult.
---

diff --git a/yaffs_mtdif1.c b/yaffs_mtdif1.c
index c3c2436..c5a02c7 100644
--- a/yaffs_mtdif1.c
+++ b/yaffs_mtdif1.c
@@ -36,7 +36,7 @@
 /* Don't compile this module if we don't have MTD's mtd_oob_ops interface */
 #if (LINUX_VERSION_CODE > KERNEL_VERSION(2,6,17))
 
-const char *yaffs_mtdif1_c_version = "$Id: yaffs_mtdif1.c,v 1.3 2007-10-01 19:40:33 imcd Exp $";
+const char *yaffs_mtdif1_c_version = "$Id: yaffs_mtdif1.c,v 1.4 2007-10-01 19:43:12 imcd Exp $";
 
 #ifndef CONFIG_YAFFS_9BYTE_TAGS
 # define YTAG1_SIZE 8
@@ -347,6 +347,10 @@ int nandmtd1_QueryNANDBlock(struct yaffs_DeviceStruct *dev, int blockNo,
 			"block %d is marked bad", blockNo);
 		state = YAFFS_BLOCK_STATE_DEAD;
 	}
+	else if (etags.eccResult != YAFFS_ECC_RESULT_NO_ERROR) {
+		/* bad tags, need to look more closely */
+		state = YAFFS_BLOCK_STATE_NEEDS_SCANNING;
+	}
 	else if (etags.chunkUsed) {
 		state = YAFFS_BLOCK_STATE_NEEDS_SCANNING;
 		seqnum = etags.sequenceNumber;