linux-kernel - Re: [PATCH 1/4] [SMB3] Fix warning on uninitialized buftype

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CADT32e+mFhArKfV3Su5G1zkzG8KNp8RtgV49oV+P8zJ4x5i6kw@mail.gmail.com>
Date:	Sat, 28 Mar 2015 09:19:13 -0500
From:	Shirish Pargaonkar <shirishpargaonkar@...il.com>
To:	Steve French <smfrench@...il.com>
Cc:	linux-cifs <linux-cifs@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/4] [SMB3] Fix warning on uninitialized buftype

Looks correct.

Acked-by: Shirish Pargaonkar <shirishpargaonkar@...il.com>

On Fri, Mar 27, 2015 at 12:27 AM, Steve French <smfrench@...il.com> wrote:
> Pointed out by coverity analyzer.  resp_buftype is
> not initialized in one path which can rarely log
> a spurious warning (buf is null so there will
> not be a problem with freeing data, but if buf_type
> were randomly set to wrong value could log a warning)
>
> Reported by Coverity (CID 1269144)
>
> Signed-off-by: Steve French <smfrench@...il.com>
> ---
>  fs/cifs/smb2pdu.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
> index 3417340..1b906de 100644
> --- a/fs/cifs/smb2pdu.c
> +++ b/fs/cifs/smb2pdu.c
> @@ -2114,7 +2114,7 @@ SMB2_query_directory(const unsigned int xid, struct cifs_tcon *tcon,
>         struct kvec iov[2];
>         int rc = 0;
>         int len;
> -       int resp_buftype;
> +       int resp_buftype = CIFS_NO_BUFFER;
>         unsigned char *bufptr;
>         struct TCP_Server_Info *server;
>         struct cifs_ses *ses = tcon->ses;
> --
> 1.9.1
>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-cifs" in
> the body of a message to majordomo@...r.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/