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Date:      Tue, 26 Apr 2016 14:24:43 -0600
From:      Alan Somers <asomers@freebsd.org>
To:        "Conrad E. Meyer" <cem@freebsd.org>
Cc:        "src-committers@freebsd.org" <src-committers@freebsd.org>,  "svn-src-all@freebsd.org" <svn-src-all@freebsd.org>,  "svn-src-head@freebsd.org" <svn-src-head@freebsd.org>
Subject:   Re: svn commit: r298655 - head/sys/kgssapi
Message-ID:  <CAOtMX2gtM0KEcEvoD15rM2DMQ%2BsZZkavgDSrQNOFWyHNNs7dzQ@mail.gmail.com>
In-Reply-To: <CAG6CVpXwjgzonCNPx0RSFTUcrzxQ4ygLOawVBRbdfhyiK2uFuw@mail.gmail.com>
References:  <201604261811.u3QIBjrE092471@repo.freebsd.org> <CAOtMX2ifk28h%2B4N_um1haz_eqhhZf1VPeGWW%2BRosv9czi-8maA@mail.gmail.com> <CAG6CVpXwjgzonCNPx0RSFTUcrzxQ4ygLOawVBRbdfhyiK2uFuw@mail.gmail.com>

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You really ought to.  When you MFC yourself, it reduces the likelihood of
errors, because you understand the change best.  When someone else does it,
it's more likely he'll make a mistake, because he may not know the fine
details behind the change.  In fact, it's hard for anybody else to even
know that a given change should or shouldn't be MFCed.  The MFC reminder
emails only go to the committer, not to everyone.  And when someone
unfamiliar with kgssapi looks at a commit message like the one below, he
doesn't know whether there's no MFC tag because the change isn't applicable
to stable/10, or because the committer forgot it, or because the committer
just "doesn't do stable".

Please help maintain stable/10.  It's everyone's job.
-Alan

On Tue, Apr 26, 2016 at 1:23 PM, Conrad Meyer <cem@freebsd.org> wrote:

> Nope!  I don't do stable/.
>
> On Tue, Apr 26, 2016 at 12:06 PM, Alan Somers <asomers@freebsd.org> wrote:
>
>> Nice catch.  Will you be MFCing this to stable/10?
>>
>> On Tue, Apr 26, 2016 at 12:11 PM, Conrad E. Meyer <cem@freebsd.org>
>> wrote:
>>
>>> Author: cem
>>> Date: Tue Apr 26 18:11:45 2016
>>> New Revision: 298655
>>> URL: https://svnweb.freebsd.org/changeset/base/298655
>>>
>>> Log:
>>>   kgssapi: Don't leak memory in error cases
>>>
>>>   Reported by:  Coverity
>>>   CIDs:         1007046, 1007047, 1007048
>>>   Sponsored by: EMC / Isilon Storage Division
>>>
>>> Modified:
>>>   head/sys/kgssapi/gssd_prot.c
>>>
>>> Modified: head/sys/kgssapi/gssd_prot.c
>>>
>>> ==============================================================================
>>> --- head/sys/kgssapi/gssd_prot.c        Tue Apr 26 18:08:51 2016
>>> (r298654)
>>> +++ head/sys/kgssapi/gssd_prot.c        Tue Apr 26 18:11:45 2016
>>> (r298655)
>>> @@ -101,8 +101,10 @@ xdr_gss_OID(XDR *xdrs, gss_OID *oidp)
>>>                 } else {
>>>                         oid = mem_alloc(sizeof(gss_OID_desc));
>>>                         memset(oid, 0, sizeof(*oid));
>>> -                       if (!xdr_gss_OID_desc(xdrs, oid))
>>> +                       if (!xdr_gss_OID_desc(xdrs, oid)) {
>>> +                               mem_free(oid, sizeof(gss_OID_desc));
>>>                                 return (FALSE);
>>> +                       }
>>>                         *oidp = oid;
>>>                 }
>>>                 break;
>>> @@ -164,8 +166,10 @@ xdr_gss_OID_set(XDR *xdrs, gss_OID_set *
>>>                 } else {
>>>                         set = mem_alloc(sizeof(gss_OID_set_desc));
>>>                         memset(set, 0, sizeof(*set));
>>> -                       if (!xdr_gss_OID_set_desc(xdrs, set))
>>> +                       if (!xdr_gss_OID_set_desc(xdrs, set)) {
>>> +                               mem_free(set, sizeof(gss_OID_set_desc));
>>>                                 return (FALSE);
>>> +                       }
>>>                         *setp = set;
>>>                 }
>>>                 break;
>>> @@ -224,8 +228,10 @@ xdr_gss_channel_bindings_t(XDR *xdrs, gs
>>>                             || !xdr_gss_buffer_desc(xdrs,
>>>                                 &ch->acceptor_address)
>>>                             || !xdr_gss_buffer_desc(xdrs,
>>> -                               &ch->application_data))
>>> +                               &ch->application_data)) {
>>> +                               mem_free(ch, sizeof(*ch));
>>>                                 return (FALSE);
>>> +                       }
>>>                         *chp = ch;
>>>                 }
>>>                 break;
>>>
>>>
>>
>



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