From: Marc Dionne <marc.dionne@your-file-system.com>
Date: Sat, 25 May 2013 14:43:45 +0000 (-0400)
Subject: volser: Adjust TLV tag range
X-Git-Tag: openafs-stable-1_8_0pre1~1149
X-Git-Url: http://git.openafs.org/?p=openafs.git;a=commitdiff_plain;h=caa90b2d7a22549e586d92961b7a6b677e4c22e2

volser: Adjust TLV tag range

Tag values up to D_MAX cannot be used as TLV tags, as the parsing
logic assumes anything up to D_MAX is a control tag.  Adjust
MIN_TLV_TAG to 21 so that the TLV range sits just above D_MAX.

Change-Id: I8d55f536b82e209847400b5ac6689364abe44090
Reviewed-on: http://gerrit.openafs.org/9942
Tested-by: BuildBot <buildbot@rampaginggeek.com>
Reviewed-by: Jeffrey Altman <jaltman@your-file-system.com>
Reviewed-by: Derrick Brashear <shadow@your-file-system.com>
---

diff --git a/src/volser/dumpstuff.c b/src/volser/dumpstuff.c
index ee4a794..55efa69 100644
--- a/src/volser/dumpstuff.c
+++ b/src/volser/dumpstuff.c
@@ -86,7 +86,9 @@ static int SizeDumpVnode(struct iod *iodp, struct VnodeDiskObject *v,
 			 struct volintSize *size);
 
 #define MAX_SECTIONS    3
-#define MIN_TLV_TAG     5
+
+/* The TLV range must start above D_MAX */
+#define MIN_TLV_TAG     21
 #define MAX_TLV_TAG     0x60
 #define MAX_STANDARD_TAG 0x7a
 static afs_uint32 oldtags[MAX_SECTIONS][16];