On Wed, 24 Aug 2011 12:00:11 +0530
Suresh Jayaraman <[email protected]> wrote:

> On 08/20/2011 06:49 AM, Jeff Layton wrote:
> > ...it's more efficient since we know the length.
> > 
> > Signed-off-by: Jeff Layton <[email protected]>
> > ---
> >  fs/cifs/cifsencrypt.c |    4 ++--
> >  1 files changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/fs/cifs/cifsencrypt.c b/fs/cifs/cifsencrypt.c
> > index e76bfeb..f11dfb6 100644
> > --- a/fs/cifs/cifsencrypt.c
> > +++ b/fs/cifs/cifsencrypt.c
> > @@ -92,7 +92,7 @@ int cifs_sign_smb(struct smb_hdr *cifs_pdu, struct 
> > TCP_Server_Info *server,
> >             return rc;
> >  
> >     if (!server->session_estab) {
> > -           strncpy(cifs_pdu->Signature.SecuritySignature, "BSRSPYL", 8);
> > +           memcpy(cifs_pdu->Signature.SecuritySignature, "BSRSPYL", 8);
> >             return rc;
> >     }
> >  
> > @@ -189,7 +189,7 @@ int cifs_sign_smb2(struct kvec *iov, int n_vec, struct 
> > TCP_Server_Info *server,
> >             return rc;
> >  
> >     if (!server->session_estab) {
> > -           strncpy(cifs_pdu->Signature.SecuritySignature, "BSRSPYL", 8);
> > +           memcpy(cifs_pdu->Signature.SecuritySignature, "BSRSPYL", 8);
> >             return rc;
> >     }
> >  
> 
> 
> Looks good to me.
> 
> Reviewed-by: Suresh Jayaraman <[email protected]>
> 
> Any reason why some of the strncpy/strncmp cases were only picked up
> among the rest? May be depending on how hot the code path is?
> 

Simply because that's where I noticed them. If you see other places
that could benefit, then it's probably reasonable to patch them too.

-- 
Jeff Layton <[email protected]>
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