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SubjectRe: [PATCH 2/4] [CIFS] Don't ignore errors on encrypting password in SMBTcon
On Fri, 27 Mar 2015 00:28:00 -0500
Steve French <smfrench@gmail.com> wrote:

> Although unlikely to fail (and tree connect does not commonly send
> a password since SECMODE_USER is the default for most servers)
> do not ignore errors on SMBNTEncrypt in SMB Tree Connect.
>
> Reported by Coverity (CID 1226853)
>
> Signed-off-by: Steve French <smfrench@gmail.com>
> ---
> fs/cifs/connect.c | 6 ++++++
> 1 file changed, 6 insertions(+)
>
> diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
> index 4cb8450..cdb1aaf 100644
> --- a/fs/cifs/connect.c
> +++ b/fs/cifs/connect.c
> @@ -3696,6 +3696,12 @@ CIFSTCon(const unsigned int xid, struct cifs_ses *ses,
> #endif /* CIFS_WEAK_PW_HASH */
> rc = SMBNTencrypt(tcon->password, ses->server->cryptkey,
> bcc_ptr, nls_codepage);
> + if (rc) {
> + cifs_dbg(FYI, "%s Can't generate NTLM rsp. Error: %d\n",
> + __func__, rc);
> + cifs_buf_release(smb_buffer);
> + return rc;
> + }
>
> bcc_ptr += CIFS_AUTH_RESP_SIZE;
> if (ses->capabilities & CAP_UNICODE) {

Acked-by:
--
Jeff Layton <jlayton@samba.org>


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