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| author | Shyam Prasad N <sprasad@microsoft.com> | 2022-05-31 12:31:05 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-06-14 18:41:44 +0200 |
| commit | 5a61ba459e128b2afdce21612b8cda8a80616954 (patch) | |
| tree | 63c7a941914350696b4422628224c827c49b8e5b | |
| parent | f22261adffc2f939004e27ba814bf60288c23eae (diff) | |
| download | linux-stable-5a61ba459e128b2afdce21612b8cda8a80616954.tar.gz linux-stable-5a61ba459e128b2afdce21612b8cda8a80616954.zip | |
cifs: return errors during session setup during reconnects
commit 8ea21823aa584b55ba4b861307093b78054b0c1b upstream.
During reconnects, we check the return value from
cifs_negotiate_protocol, and have handlers for both success
and failures. But if that passes, and cifs_setup_session
returns any errors other than -EACCES, we do not handle
that. This fix adds a handler for that, so that we don't
go ahead and try a tree_connect on a failed session.
Signed-off-by: Shyam Prasad N <sprasad@microsoft.com>
Reviewed-by: Enzo Matsumiya <ematsumiya@suse.de>
Cc: stable@vger.kernel.org
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | fs/cifs/smb2pdu.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c index 55e6879ef18b..4cdc54ffa366 100644 --- a/fs/cifs/smb2pdu.c +++ b/fs/cifs/smb2pdu.c @@ -288,6 +288,9 @@ smb2_reconnect(__le16 smb2_command, struct cifs_tcon *tcon, mutex_unlock(&ses->session_mutex); rc = -EHOSTDOWN; goto failed; + } else if (rc) { + mutex_unlock(&ses->session_mutex); + goto out; } } else { mutex_unlock(&ses->session_mutex); |