From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Layton Subject: Re: [PATCH 4/4] [SMB3] Fix coverity warning Date: Tue, 31 Mar 2015 20:38:51 -0400 Message-ID: <20150331203851.26627614@synchrony.poochiereds.net> References: <1427434082-4299-1-git-send-email-smfrench@gmail.com> <1427434082-4299-5-git-send-email-smfrench@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Cc: linux-cifs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Steve French Return-path: In-Reply-To: <1427434082-4299-5-git-send-email-smfrench-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Sender: linux-cifs-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: On Fri, 27 Mar 2015 00:28:02 -0500 Steve French wrote: > Coverity reports a warning for referencing the beginning of the > SMB2/SMB3 frame using the ProtocolId field as an array. Although > it works the same either way, this patch should quiet the warning > and might be a little clearer. > > Reported by Coverity (CID 741269) > > Signed-off-by: Steve French > --- > fs/cifs/smb2misc.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/fs/cifs/smb2misc.c b/fs/cifs/smb2misc.c > index 689f035..22dfdf1 100644 > --- a/fs/cifs/smb2misc.c > +++ b/fs/cifs/smb2misc.c > @@ -322,7 +322,7 @@ smb2_get_data_area_len(int *off, int *len, struct smb2_hdr *hdr) > > /* return pointer to beginning of data area, ie offset from SMB start */ > if ((*off != 0) && (*len != 0)) > - return hdr->ProtocolId + *off; > + return (char *)(&hdr->ProtocolId[0]) + *off; > else > return NULL; > } Acked-by: Jeff Layton