diff options
author | Dave Airlie <airlied@redhat.com> | 2019-04-15 15:51:49 +1000 |
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committer | Dave Airlie <airlied@redhat.com> | 2019-04-15 15:51:49 +1000 |
commit | f06ddb53096b4cddad2c530125a78a3c2a1d28a4 (patch) | |
tree | 36a05922af22272dc82357ce82be21a3a9214bd0 /fs/xfs/scrub/btree.c | |
parent | ecc4946f11a07884f230450a6d5a92337bc21375 (diff) | |
parent | dc4060a5dc2557e6b5aa813bf5b73677299d62d2 (diff) |
BackMerge v5.1-rc5 into drm-next
Need rc5 for udl fix to add udl cleanups on top.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'fs/xfs/scrub/btree.c')
-rw-r--r-- | fs/xfs/scrub/btree.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/fs/xfs/scrub/btree.c b/fs/xfs/scrub/btree.c index 6f94d1f7322d..117910db51b8 100644 --- a/fs/xfs/scrub/btree.c +++ b/fs/xfs/scrub/btree.c @@ -415,8 +415,17 @@ xchk_btree_check_owner( struct xfs_btree_cur *cur = bs->cur; struct check_owner *co; - if ((cur->bc_flags & XFS_BTREE_ROOT_IN_INODE) && bp == NULL) + /* + * In theory, xfs_btree_get_block should only give us a null buffer + * pointer for the root of a root-in-inode btree type, but we need + * to check defensively here in case the cursor state is also screwed + * up. + */ + if (bp == NULL) { + if (!(cur->bc_flags & XFS_BTREE_ROOT_IN_INODE)) + xchk_btree_set_corrupt(bs->sc, bs->cur, level); return 0; + } /* * We want to cross-reference each btree block with the bnobt |