Commit 507345b5 authored by Paulo Alcantara's avatar Paulo Alcantara Committed by Steve French
Browse files

cifs: handle reconnect of tcon when there is no cached dfs referral 



When there is no cached DFS referral of tcon->dfs_path, then reconnect
to same share.

Signed-off-by: default avatarPaulo Alcantara (SUSE) <pc@cjr.nz>
Cc: <stable@vger.kernel.org>
Signed-off-by: default avatarSteve French <stfrench@microsoft.com>
parent c9c9c681

fs/cifs/connect.c

+2 −4
Original line number Diff line number Diff line
@@ -4144,7 +4144,8 @@ int cifs_tree_connect(const unsigned int xid, struct cifs_tcon *tcon, const stru 
	if (!tree)

		return -ENOMEM;



	if (!tcon->dfs_path) {

	/* If it is not dfs or there was no cached dfs referral, then reconnect to same share */

	if (!tcon->dfs_path || dfs_cache_noreq_find(tcon->dfs_path + 1, &ref, &tl)) {

		if (tcon->ipc) {

			scnprintf(tree, MAX_TREE_SIZE, "\\\\%s\\IPC$", server->hostname);

			rc = ops->tree_connect(xid, tcon->ses, tree, tcon, nlsc);
@@ -4154,9 +4155,6 @@ int cifs_tree_connect(const unsigned int xid, struct cifs_tcon *tcon, const stru 
		goto out;

	}



	rc = dfs_cache_noreq_find(tcon->dfs_path + 1, &ref, &tl);

	if (rc)

		goto out;

	isroot = ref.server_type == DFS_TYPE_ROOT;

	free_dfs_info_param(&ref);