/* find server name end */
pSep = memchr(UNC+2, '\\', len-2);
if (!pSep) {
- cERROR(1, ("%s: no server name end in node name: %s",
- __func__, node_name));
+ cERROR(1, "%s: no server name end in node name: %s",
+ __func__, node_name);
kfree(UNC);
return ERR_PTR(-EINVAL);
}
rc = dns_resolve_server_name_to_ip(*devname, &srvIP);
if (rc != 0) {
- cERROR(1, ("%s: Failed to resolve server part of %s to IP: %d",
- __func__, *devname, rc));
+ cERROR(1, "%s: Failed to resolve server part of %s to IP: %d",
+ __func__, *devname, rc);
goto compose_mount_options_err;
}
/* md_len = strlen(...) + 12 for 'sep+prefixpath='
strcat(mountdata, fullpath + ref->path_consumed);
}
- /*cFYI(1,("%s: parent mountdata: %s", __func__,sb_mountdata));*/
- /*cFYI(1, ("%s: submount mountdata: %s", __func__, mountdata ));*/
+ /*cFYI(1, "%s: parent mountdata: %s", __func__,sb_mountdata);*/
+ /*cFYI(1, "%s: submount mountdata: %s", __func__, mountdata );*/
compose_mount_options_out:
kfree(srvIP);
goto compose_mount_options_out;
}
-
-static struct vfsmount *cifs_dfs_do_refmount(const struct vfsmount *mnt_parent,
- struct dentry *dentry, const struct dfs_info3_param *ref)
+/**
+ * cifs_dfs_do_refmount - mounts specified path using provided refferal
+ * @cifs_sb: parent/root superblock
+ * @fullpath: full path in UNC format
+ * @ref: server's referral
+ */
+static struct vfsmount *cifs_dfs_do_refmount(struct cifs_sb_info *cifs_sb,
+ const char *fullpath, const struct dfs_info3_param *ref)
{
- struct cifs_sb_info *cifs_sb;
struct vfsmount *mnt;
char *mountdata;
char *devname = NULL;
- char *fullpath;
-
- cifs_sb = CIFS_SB(dentry->d_inode->i_sb);
- /*
- * this function gives us a path with a double backslash prefix. We
- * require a single backslash for DFS.
- */
- fullpath = build_path_from_dentry(dentry);
- if (!fullpath)
- return ERR_PTR(-ENOMEM);
+ /* strip first '\' from fullpath */
mountdata = cifs_compose_mount_options(cifs_sb->mountdata,
fullpath + 1, ref, &devname);
- kfree(fullpath);
if (IS_ERR(mountdata))
return (struct vfsmount *)mountdata;
static void dump_referral(const struct dfs_info3_param *ref)
{
- cFYI(1, ("DFS: ref path: %s", ref->path_name));
- cFYI(1, ("DFS: node path: %s", ref->node_name));
- cFYI(1, ("DFS: fl: %hd, srv_type: %hd", ref->flags, ref->server_type));
- cFYI(1, ("DFS: ref_flags: %hd, path_consumed: %hd", ref->ref_flag,
- ref->path_consumed));
+ cFYI(1, "DFS: ref path: %s", ref->path_name);
+ cFYI(1, "DFS: node path: %s", ref->node_name);
+ cFYI(1, "DFS: fl: %hd, srv_type: %hd", ref->flags, ref->server_type);
+ cFYI(1, "DFS: ref_flags: %hd, path_consumed: %hd", ref->ref_flag,
+ ref->path_consumed);
}
int rc = 0;
struct vfsmount *mnt = ERR_PTR(-ENOENT);
- cFYI(1, ("in %s", __func__));
+ cFYI(1, "in %s", __func__);
BUG_ON(IS_ROOT(dentry));
xid = GetXid();
/* connect to a node */
len = strlen(referrals[i].node_name);
if (len < 2) {
- cERROR(1, ("%s: Net Address path too short: %s",
- __func__, referrals[i].node_name));
+ cERROR(1, "%s: Net Address path too short: %s",
+ __func__, referrals[i].node_name);
rc = -EINVAL;
goto out_err;
}
- mnt = cifs_dfs_do_refmount(nd->path.mnt,
- nd->path.dentry, referrals + i);
- cFYI(1, ("%s: cifs_dfs_do_refmount:%s , mnt:%p", __func__,
- referrals[i].node_name, mnt));
+ mnt = cifs_dfs_do_refmount(cifs_sb,
+ full_path, referrals + i);
+ cFYI(1, "%s: cifs_dfs_do_refmount:%s , mnt:%p", __func__,
+ referrals[i].node_name, mnt);
/* complete mount procedure if we accured submount */
if (!IS_ERR(mnt))
FreeXid(xid);
free_dfs_info_array(referrals, num_referrals);
kfree(full_path);
- cFYI(1, ("leaving %s" , __func__));
+ cFYI(1, "leaving %s" , __func__);
return ERR_PTR(rc);
out_err:
path_put(&nd->path);