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authorPaulo Alcantara <pc@cjr.nz>2021-12-02 15:29:35 -0300
committerSteve French <stfrench@microsoft.com>2021-12-03 12:29:10 -0600
commit65de262a209da0951eb9bc60b3b7faf3bbffa38a (patch)
tree956c1e9cdf7f391cca13ef1400f561b2255c71df
parentd58071a8a76d779eedab38033ae4c821c30295a5 (diff)
downloadlinux-65de262a209da0951eb9bc60b3b7faf3bbffa38a.tar.bz2
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) <pc@cjr.nz> Reviewed-by: Enzo Matsumiya <ematsumiya@suse.de> Signed-off-by: Steve French <stfrench@microsoft.com>
-rw-r--r--fs/cifs/connect.c1
1 files changed, 1 insertions, 0 deletions
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))