diff options
-rw-r--r-- | fs/nfs/nfs4xdr.c | 78 |
1 files changed, 57 insertions, 21 deletions
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c index c1906d2a226b..43c6e50ff173 100644 --- a/fs/nfs/nfs4xdr.c +++ b/fs/nfs/nfs4xdr.c | |||
@@ -2996,55 +2996,91 @@ static int decode_getfattr(struct xdr_stream *xdr, struct nfs_fattr *fattr, cons | |||
2996 | umode_t fmode = 0; | 2996 | umode_t fmode = 0; |
2997 | uint64_t fileid; | 2997 | uint64_t fileid; |
2998 | 2998 | ||
2999 | if ((status = decode_op_hdr(xdr, OP_GETATTR)) != 0) | 2999 | status = decode_op_hdr(xdr, OP_GETATTR); |
3000 | if (status < 0) | ||
3000 | goto xdr_error; | 3001 | goto xdr_error; |
3001 | if ((status = decode_attr_bitmap(xdr, bitmap)) != 0) | 3002 | |
3003 | status = decode_attr_bitmap(xdr, bitmap); | ||
3004 | if (status < 0) | ||
3002 | goto xdr_error; | 3005 | goto xdr_error; |
3003 | 3006 | ||
3004 | if ((status = decode_attr_length(xdr, &attrlen, &savep)) != 0) | 3007 | status = decode_attr_length(xdr, &attrlen, &savep); |
3008 | if (status < 0) | ||
3005 | goto xdr_error; | 3009 | goto xdr_error; |
3006 | 3010 | ||
3007 | 3011 | ||
3008 | if ((status = decode_attr_type(xdr, bitmap, &type)) != 0) | 3012 | status = decode_attr_type(xdr, bitmap, &type); |
3013 | if (status < 0) | ||
3009 | goto xdr_error; | 3014 | goto xdr_error; |
3010 | fattr->mode = nfs_type2fmt[type]; | 3015 | fattr->mode = nfs_type2fmt[type]; |
3011 | 3016 | ||
3012 | if ((status = decode_attr_change(xdr, bitmap, &fattr->change_attr)) != 0) | 3017 | status = decode_attr_change(xdr, bitmap, &fattr->change_attr); |
3018 | if (status < 0) | ||
3013 | goto xdr_error; | 3019 | goto xdr_error; |
3014 | if ((status = decode_attr_size(xdr, bitmap, &fattr->size)) != 0) | 3020 | |
3021 | status = decode_attr_size(xdr, bitmap, &fattr->size); | ||
3022 | if (status < 0) | ||
3015 | goto xdr_error; | 3023 | goto xdr_error; |
3016 | if ((status = decode_attr_fsid(xdr, bitmap, &fattr->fsid)) != 0) | 3024 | |
3025 | status = decode_attr_fsid(xdr, bitmap, &fattr->fsid); | ||
3026 | if (status < 0) | ||
3017 | goto xdr_error; | 3027 | goto xdr_error; |
3018 | if ((status = decode_attr_fileid(xdr, bitmap, &fattr->fileid)) != 0) | 3028 | |
3029 | status = decode_attr_fileid(xdr, bitmap, &fattr->fileid); | ||
3030 | if (status < 0) | ||
3019 | goto xdr_error; | 3031 | goto xdr_error; |
3020 | if ((status = decode_attr_fs_locations(xdr, bitmap, container_of(fattr, | 3032 | |
3033 | status = decode_attr_fs_locations(xdr, bitmap, container_of(fattr, | ||
3021 | struct nfs4_fs_locations, | 3034 | struct nfs4_fs_locations, |
3022 | fattr))) != 0) | 3035 | fattr)); |
3036 | if (status < 0) | ||
3023 | goto xdr_error; | 3037 | goto xdr_error; |
3024 | if ((status = decode_attr_mode(xdr, bitmap, &fmode)) != 0) | 3038 | |
3039 | status = decode_attr_mode(xdr, bitmap, &fmode); | ||
3040 | if (status < 0) | ||
3025 | goto xdr_error; | 3041 | goto xdr_error; |
3026 | fattr->mode |= fmode; | 3042 | fattr->mode |= fmode; |
3027 | if ((status = decode_attr_nlink(xdr, bitmap, &fattr->nlink)) != 0) | 3043 | |
3044 | status = decode_attr_nlink(xdr, bitmap, &fattr->nlink); | ||
3045 | if (status < 0) | ||
3028 | goto xdr_error; | 3046 | goto xdr_error; |
3029 | if ((status = decode_attr_owner(xdr, bitmap, server->nfs_client, &fattr->uid)) != 0) | 3047 | |
3048 | status = decode_attr_owner(xdr, bitmap, server->nfs_client, &fattr->uid); | ||
3049 | if (status < 0) | ||
3030 | goto xdr_error; | 3050 | goto xdr_error; |
3031 | if ((status = decode_attr_group(xdr, bitmap, server->nfs_client, &fattr->gid)) != 0) | 3051 | |
3052 | status = decode_attr_group(xdr, bitmap, server->nfs_client, &fattr->gid); | ||
3053 | if (status < 0) | ||
3032 | goto xdr_error; | 3054 | goto xdr_error; |
3033 | if ((status = decode_attr_rdev(xdr, bitmap, &fattr->rdev)) != 0) | 3055 | |
3056 | status = decode_attr_rdev(xdr, bitmap, &fattr->rdev); | ||
3057 | if (status < 0) | ||
3034 | goto xdr_error; | 3058 | goto xdr_error; |
3035 | if ((status = decode_attr_space_used(xdr, bitmap, &fattr->du.nfs3.used)) != 0) | 3059 | |
3060 | status = decode_attr_space_used(xdr, bitmap, &fattr->du.nfs3.used); | ||
3061 | if (status < 0) | ||
3036 | goto xdr_error; | 3062 | goto xdr_error; |
3037 | if ((status = decode_attr_time_access(xdr, bitmap, &fattr->atime)) != 0) | 3063 | |
3064 | status = decode_attr_time_access(xdr, bitmap, &fattr->atime); | ||
3065 | if (status < 0) | ||
3038 | goto xdr_error; | 3066 | goto xdr_error; |
3039 | if ((status = decode_attr_time_metadata(xdr, bitmap, &fattr->ctime)) != 0) | 3067 | |
3068 | status = decode_attr_time_metadata(xdr, bitmap, &fattr->ctime); | ||
3069 | if (status < 0) | ||
3040 | goto xdr_error; | 3070 | goto xdr_error; |
3041 | if ((status = decode_attr_time_modify(xdr, bitmap, &fattr->mtime)) != 0) | 3071 | |
3072 | status = decode_attr_time_modify(xdr, bitmap, &fattr->mtime); | ||
3073 | if (status < 0) | ||
3042 | goto xdr_error; | 3074 | goto xdr_error; |
3043 | if ((status = decode_attr_mounted_on_fileid(xdr, bitmap, &fileid)) != 0) | 3075 | |
3076 | status = decode_attr_mounted_on_fileid(xdr, bitmap, &fileid); | ||
3077 | if (status < 0) | ||
3044 | goto xdr_error; | 3078 | goto xdr_error; |
3045 | if (fattr->fileid == 0 && fileid != 0) | 3079 | if (fattr->fileid == 0 && fileid != 0) |
3046 | fattr->fileid = fileid; | 3080 | fattr->fileid = fileid; |
3047 | if ((status = verify_attr_len(xdr, savep, attrlen)) == 0) | 3081 | |
3082 | status = verify_attr_len(xdr, savep, attrlen); | ||
3083 | if (status == 0) | ||
3048 | fattr->valid = NFS_ATTR_FATTR_V4; | 3084 | fattr->valid = NFS_ATTR_FATTR_V4; |
3049 | xdr_error: | 3085 | xdr_error: |
3050 | dprintk("%s: xdr returned %d\n", __func__, -status); | 3086 | dprintk("%s: xdr returned %d\n", __func__, -status); |