diff options
Diffstat (limited to 'fs/gfs2/xattr.c')
-rw-r--r-- | fs/gfs2/xattr.c | 39 |
1 files changed, 22 insertions, 17 deletions
diff --git a/fs/gfs2/xattr.c b/fs/gfs2/xattr.c index 8c96ba6230d1..df9c93de94c7 100644 --- a/fs/gfs2/xattr.c +++ b/fs/gfs2/xattr.c @@ -96,30 +96,34 @@ static int ea_foreach_i(struct gfs2_inode *ip, struct buffer_head *bh, return -EIO; for (ea = GFS2_EA_BH2FIRST(bh);; prev = ea, ea = GFS2_EA2NEXT(ea)) { - if (!GFS2_EA_REC_LEN(ea)) - goto fail; + if (!GFS2_EA_REC_LEN(ea)) { + gfs2_consist_inode(ip); + return -EIO; + } if (!(bh->b_data <= (char *)ea && (char *)GFS2_EA2NEXT(ea) <= - bh->b_data + bh->b_size)) - goto fail; - if (!gfs2_eatype_valid(sdp, ea->ea_type)) - goto fail; + bh->b_data + bh->b_size)) { + gfs2_consist_inode(ip); + return -EIO; + } + if (!gfs2_eatype_valid(sdp, ea->ea_type)) { + gfs2_consist_inode(ip); + return -EIO; + } error = ea_call(ip, bh, ea, prev, data); if (error) return error; if (GFS2_EA_IS_LAST(ea)) { if ((char *)GFS2_EA2NEXT(ea) != - bh->b_data + bh->b_size) - goto fail; + bh->b_data + bh->b_size) { + gfs2_consist_inode(ip); + return -EIO; + } break; } } return error; - -fail: - gfs2_consist_inode(ip); - return -EIO; } static int ea_foreach(struct gfs2_inode *ip, ea_call_t ea_call, void *data) @@ -1379,7 +1383,7 @@ out: return error; } -static int ea_dealloc_block(struct gfs2_inode *ip) +static int ea_dealloc_block(struct gfs2_inode *ip, bool initialized) { struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode); struct gfs2_rgrpd *rgd; @@ -1412,7 +1416,7 @@ static int ea_dealloc_block(struct gfs2_inode *ip) ip->i_eattr = 0; gfs2_add_inode_blocks(&ip->i_inode, -1); - if (likely(!test_bit(GIF_ALLOC_FAILED, &ip->i_flags))) { + if (initialized) { error = gfs2_meta_inode_buffer(ip, &dibh); if (!error) { gfs2_trans_add_meta(ip->i_gl, dibh); @@ -1431,11 +1435,12 @@ out_gunlock: /** * gfs2_ea_dealloc - deallocate the extended attribute fork * @ip: the inode + * @initialized: xattrs have been initialized * * Returns: errno */ -int gfs2_ea_dealloc(struct gfs2_inode *ip) +int gfs2_ea_dealloc(struct gfs2_inode *ip, bool initialized) { int error; @@ -1447,7 +1452,7 @@ int gfs2_ea_dealloc(struct gfs2_inode *ip) if (error) return error; - if (likely(!test_bit(GIF_ALLOC_FAILED, &ip->i_flags))) { + if (initialized) { error = ea_foreach(ip, ea_dealloc_unstuffed, NULL); if (error) goto out_quota; @@ -1459,7 +1464,7 @@ int gfs2_ea_dealloc(struct gfs2_inode *ip) } } - error = ea_dealloc_block(ip); + error = ea_dealloc_block(ip, initialized); out_quota: gfs2_quota_unhold(ip); |