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authorDarrick J. Wong <darrick.wong@oracle.com>2019-02-06 10:01:50 -0800
committerDarrick J. Wong <darrick.wong@oracle.com>2019-02-11 16:07:01 -0800
commit2bfe7069f71e56a301976d08eae3027b1eebc30d (patch)
tree4badaf7cd87bb34af6834e8943f35c81030981c5 /fs/xfs/libxfs/xfs_inode_buf.c
parent8764f98351fa561296f70c3435a5cb1eb6272c39 (diff)
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xfs: add inode magic to inode verifier
Use xfs_verify_magic to check the magic numbers of inodes. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Brian Foster <bfoster@redhat.com>
Diffstat (limited to 'fs/xfs/libxfs/xfs_inode_buf.c')
-rw-r--r--fs/xfs/libxfs/xfs_inode_buf.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/xfs/libxfs/xfs_inode_buf.c b/fs/xfs/libxfs/xfs_inode_buf.c
index 01ebc9557f69..f92f14e93ad3 100644
--- a/fs/xfs/libxfs/xfs_inode_buf.c
+++ b/fs/xfs/libxfs/xfs_inode_buf.c
@@ -97,7 +97,7 @@ xfs_inode_buf_verify(
dip = xfs_buf_offset(bp, (i << mp->m_sb.sb_inodelog));
unlinked_ino = be32_to_cpu(dip->di_next_unlinked);
- di_ok = dip->di_magic == cpu_to_be16(XFS_DINODE_MAGIC) &&
+ di_ok = xfs_verify_magic(bp, dip->di_magic) &&
xfs_dinode_good_version(mp, dip->di_version) &&
xfs_verify_agino_or_null(mp, agno, unlinked_ino);
if (unlikely(XFS_TEST_ERROR(!di_ok, mp,
@@ -146,12 +146,16 @@ xfs_inode_buf_write_verify(
const struct xfs_buf_ops xfs_inode_buf_ops = {
.name = "xfs_inode",
+ .magic = { cpu_to_be16(XFS_DINODE_MAGIC),
+ cpu_to_be16(XFS_DINODE_MAGIC) },
.verify_read = xfs_inode_buf_read_verify,
.verify_write = xfs_inode_buf_write_verify,
};
const struct xfs_buf_ops xfs_inode_buf_ra_ops = {
.name = "xfs_inode_ra",
+ .magic = { cpu_to_be16(XFS_DINODE_MAGIC),
+ cpu_to_be16(XFS_DINODE_MAGIC) },
.verify_read = xfs_inode_buf_readahead_verify,
.verify_write = xfs_inode_buf_write_verify,
};