diff options
Diffstat (limited to 'fs/xfs/libxfs/xfs_dir2_sf.c')
-rw-r--r-- | fs/xfs/libxfs/xfs_dir2_sf.c | 30 |
1 files changed, 14 insertions, 16 deletions
diff --git a/fs/xfs/libxfs/xfs_dir2_sf.c b/fs/xfs/libxfs/xfs_dir2_sf.c index be8b9755f66a..0c75a7f00883 100644 --- a/fs/xfs/libxfs/xfs_dir2_sf.c +++ b/fs/xfs/libxfs/xfs_dir2_sf.c @@ -156,7 +156,6 @@ xfs_dir2_block_to_sf( xfs_dir2_sf_hdr_t *sfhp) /* shortform directory hdr */ { xfs_dir2_data_hdr_t *hdr; /* block header */ - xfs_dir2_block_tail_t *btp; /* block tail pointer */ xfs_dir2_data_entry_t *dep; /* data entry pointer */ xfs_inode_t *dp; /* incore directory inode */ xfs_dir2_data_unused_t *dup; /* unused data pointer */ @@ -192,9 +191,8 @@ xfs_dir2_block_to_sf( /* * Set up to loop over the block's entries. */ - btp = xfs_dir2_block_tail_p(args->geo, hdr); ptr = (char *)dp->d_ops->data_entry_p(hdr); - endptr = (char *)xfs_dir2_block_leaf_p(btp); + endptr = xfs_dir3_data_endp(args->geo, hdr); sfep = xfs_dir2_sf_firstentry(sfp); /* * Loop over the active and unused entries. @@ -630,7 +628,7 @@ xfs_dir2_sf_check( #endif /* DEBUG */ /* Verify the consistency of an inline directory. */ -int +xfs_failaddr_t xfs_dir2_sf_verify( struct xfs_inode *ip) { @@ -665,7 +663,7 @@ xfs_dir2_sf_verify( */ if (size <= offsetof(struct xfs_dir2_sf_hdr, parent) || size < xfs_dir2_sf_hdr_size(sfp->i8count)) - return -EFSCORRUPTED; + return __this_address; endp = (char *)sfp + size; @@ -674,7 +672,7 @@ xfs_dir2_sf_verify( i8count = ino > XFS_DIR2_MAX_SHORT_INUM; error = xfs_dir_ino_validate(mp, ino); if (error) - return error; + return __this_address; offset = dops->data_first_offset; /* Check all reported entries */ @@ -686,11 +684,11 @@ xfs_dir2_sf_verify( * within the data buffer. */ if (((char *)sfep + sizeof(*sfep)) >= endp) - return -EFSCORRUPTED; + return __this_address; /* Don't allow names with known bad length. */ if (sfep->namelen == 0) - return -EFSCORRUPTED; + return __this_address; /* * Check that the variable-length part of the structure is @@ -699,23 +697,23 @@ xfs_dir2_sf_verify( */ next_sfep = dops->sf_nextentry(sfp, sfep); if (endp < (char *)next_sfep) - return -EFSCORRUPTED; + return __this_address; /* Check that the offsets always increase. */ if (xfs_dir2_sf_get_offset(sfep) < offset) - return -EFSCORRUPTED; + return __this_address; /* Check the inode number. */ ino = dops->sf_get_ino(sfp, sfep); i8count += ino > XFS_DIR2_MAX_SHORT_INUM; error = xfs_dir_ino_validate(mp, ino); if (error) - return error; + return __this_address; /* Check the file type. */ filetype = dops->sf_get_ftype(sfep); if (filetype >= XFS_DIR3_FT_MAX) - return -EFSCORRUPTED; + return __this_address; offset = xfs_dir2_sf_get_offset(sfep) + dops->data_entsize(sfep->namelen); @@ -723,16 +721,16 @@ xfs_dir2_sf_verify( sfep = next_sfep; } if (i8count != sfp->i8count) - return -EFSCORRUPTED; + return __this_address; if ((void *)sfep != (void *)endp) - return -EFSCORRUPTED; + return __this_address; /* Make sure this whole thing ought to be in local format. */ if (offset + (sfp->count + 2) * (uint)sizeof(xfs_dir2_leaf_entry_t) + (uint)sizeof(xfs_dir2_block_tail_t) > mp->m_dir_geo->blksize) - return -EFSCORRUPTED; + return __this_address; - return 0; + return NULL; } /* |