UBIFS: remove useless @ecc in struct ubifs_scan_leb

We set @ecc in ubifs_scan_leb only if leb_read returns EBADMSG and
do not use it any more. This patch removes this variable and adds
comments about EBADMSG handling.

Artem: re-phrase commentaries

Signed-off-by: hujianyang <hujianyang@huawei.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>

1 files changed, 4 insertions, 3 deletions

diff --git a/fs/ubifs/scan.c b/fs/ubifs/scan.c
index 58aa05df2bb6..e5b7c591841b 100644
--- a/fs/ubifs/scan.c
+++ b/fs/ubifs/scan.c
@@ -157,9 +157,10 @@ struct ubifs_scan_leb *ubifs_start_scan(const struct ubifs_info *c, int lnum,
 		return ERR_PTR(err);
 	}
 
-	if (err == -EBADMSG)
-		sleb->ecc = 1;
-
+	/*
+	 * Note, we ignore integrity errors (EBASMSG) because all the nodes are
+	 * protected by CRC checksums.
+	 */
 	return sleb;
 }