diff options
| author | Namjae Jeon <linkinjeon@kernel.org> | 2023-03-21 09:36:40 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-03-30 13:49:26 +0300 |
| commit | 3060466e38caf731a5d6e429521c9ed04f644d62 (patch) | |
| tree | 1e5b1f409b59fb2b920d73f4757ab1efab5d711c /fs | |
| parent | fe9591a5a004f7b3c14c1414e9aabe9602f2c387 (diff) | |
| download | linux-3060466e38caf731a5d6e429521c9ed04f644d62.tar.xz | |
ksmbd: return STATUS_NOT_SUPPORTED on unsupported smb2.0 dialect
commit b53e8cfec30b93c120623232ba27c041b1ef8f1a upstream.
ksmbd returned "Input/output error" when mounting with vers=2.0 to
ksmbd. It should return STATUS_NOT_SUPPORTED on unsupported smb2.0
dialect.
Cc: stable@vger.kernel.org
Reported-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ksmbd/smb_common.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ksmbd/smb_common.c b/fs/ksmbd/smb_common.c index d96da872d70a..5a3f53d51a30 100644 --- a/fs/ksmbd/smb_common.c +++ b/fs/ksmbd/smb_common.c @@ -434,7 +434,7 @@ int ksmbd_extract_shortname(struct ksmbd_conn *conn, const char *longname, static int __smb2_negotiate(struct ksmbd_conn *conn) { - return (conn->dialect >= SMB21_PROT_ID && + return (conn->dialect >= SMB20_PROT_ID && conn->dialect <= SMB311_PROT_ID); } @@ -465,7 +465,7 @@ int ksmbd_smb_negotiate_common(struct ksmbd_work *work, unsigned int command) } } - if (command == SMB2_NEGOTIATE_HE && __smb2_negotiate(conn)) { + if (command == SMB2_NEGOTIATE_HE) { ret = smb2_handle_negotiate(work); init_smb2_neg_rsp(work); return ret; |