From: Darrick J. Wong <darrick.wong@oracle.com>
Date: Thu, 17 Sep 2020 14:16:02 +0000 (-0400)
Subject: xfs: fix xfs_bmap_validate_extent_raw when checking attr fork of rt files
X-Git-Tag: v5.9.0-rc0~1
X-Git-Url: http://git.ipfire.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=d1f296897ef50246fcfa379d03f281db92af1250;p=thirdparty%2Fxfsprogs-dev.git

xfs: fix xfs_bmap_validate_extent_raw when checking attr fork of rt files

Source kernel commit: d0c20d38af135b2b4b90aa59df7878ef0c8fbef4

The realtime flag only applies to the data fork, so don't use the
realtime block number checks on the attr fork of a realtime file.

Fixes: 30b0984d9117 ("xfs: refactor bmap record validation")
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
---

diff --git a/libxfs/xfs_bmap.c b/libxfs/xfs_bmap.c
index a6df058f9..a9c153671 100644
--- a/libxfs/xfs_bmap.c
+++ b/libxfs/xfs_bmap.c
@@ -6219,7 +6219,7 @@ xfs_bmap_validate_extent(
 
 	isrt = XFS_IS_REALTIME_INODE(ip);
 	endfsb = irec->br_startblock + irec->br_blockcount - 1;
-	if (isrt) {
+	if (isrt && whichfork == XFS_DATA_FORK) {
 		if (!xfs_verify_rtbno(mp, irec->br_startblock))
 			return __this_address;
 		if (!xfs_verify_rtbno(mp, endfsb))