From: Paulo Alcantara Date: Thu, 2 Dec 2021 18:29:35 +0000 (-0300) Subject: cifs: fix missed refcounting of ipc tcon X-Git-Tag: v6.6-pxa1908~5044^2~3 X-Git-Url: https://git.dujemihanovic.xyz/?a=commitdiff_plain;h=65de262a209da0951eb9bc60b3b7faf3bbffa38a;p=linux.git cifs: fix missed refcounting of ipc tcon Fix missed refcounting of IPC tcon used for getting domain-based DFS root referrals. We want to keep it alive as long as mount is active and can be refreshed. For standalone DFS root referrals it wouldn't be a problem as the client ends up having an IPC tcon for both mount and cache. Fixes: c88f7dcd6d64 ("cifs: support nested dfs links over reconnect") Signed-off-by: Paulo Alcantara (SUSE) Reviewed-by: Enzo Matsumiya Signed-off-by: Steve French --- diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index 6b705026da1a..90f38fb9baa0 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -3426,6 +3426,7 @@ static int connect_dfs_root(struct mount_ctx *mnt_ctx, struct dfs_cache_tgt_list */ mount_put_conns(mnt_ctx); mount_get_dfs_conns(mnt_ctx); + set_root_ses(mnt_ctx); full_path = build_unc_path_to_root(ctx, cifs_sb, true); if (IS_ERR(full_path))