Commit 65de262a authored by Paulo Alcantara's avatar Paulo Alcantara Committed by Steve French

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: c88f7dcd ("cifs: support nested dfs links over reconnect")
Signed-off-by: default avatarPaulo Alcantara (SUSE) <pc@cjr.nz>
Reviewed-by: default avatarEnzo Matsumiya <ematsumiya@suse.de>
Signed-off-by: default avatarSteve French <stfrench@microsoft.com>
parent d58071a8
...@@ -3426,6 +3426,7 @@ static int connect_dfs_root(struct mount_ctx *mnt_ctx, struct dfs_cache_tgt_list ...@@ -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_put_conns(mnt_ctx);
mount_get_dfs_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); full_path = build_unc_path_to_root(ctx, cifs_sb, true);
if (IS_ERR(full_path)) if (IS_ERR(full_path))
......
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