From: Jan Kara <jack@suse.cz>
Date: Mon, 7 Apr 2008 23:16:32 +0000 (+0200)
Subject: udf: Fix detection of VAT version
X-Git-Tag: firefly_0821_release~21585^2~8
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=c82a127505d39fa81c886eceed6fdf8c1ff4a06b;p=firefly-linux-kernel-4.4.55.git

udf: Fix detection of VAT version

We incorrectly (way to strictly) checked version of VAT on loading and thus
refuse to mount correct media.  There are just two format versions - below 2.0
and above 2.0 and we understand both. So update the version check accordingly.

Signed-off-by: Jan Kara <jack@suse.cz>
---

diff --git a/fs/udf/super.c b/fs/udf/super.c
index 28ed3f5ebd70..14f965e8a738 100644
--- a/fs/udf/super.c
+++ b/fs/udf/super.c
@@ -1256,12 +1256,12 @@ static int udf_load_logicalvol(struct super_block *sb, sector_t block,
 				u16 suf =
 					le16_to_cpu(((__le16 *)upm2->partIdent.
 							identSuffix)[0]);
-				if (suf == 0x0150) {
+				if (suf < 0x0200) {
 					map->s_partition_type =
 							UDF_VIRTUAL_MAP15;
 					map->s_partition_func =
 							udf_get_pblock_virt15;
-				} else if (suf == 0x0200) {
+				} else {
 					map->s_partition_type =
 							UDF_VIRTUAL_MAP20;
 					map->s_partition_func =