From: Andrei Emeltchenko <Andrei.Emeltchenko.news@gmail.com>
To: Szymon Janc <szymon.janc@gmail.com>
Cc: linux-bluetooth@vger.kernel.org
Subject: Re: [PATCH 09/17] mcap: Fix possible overflow
Date: Wed, 18 Jun 2014 11:47:43 +0300 [thread overview]
Message-ID: <20140618084741.GD12463@aemeltch-MOBL1> (raw)
In-Reply-To: <13363908.gOkADGD5ib@athlon>
Hi Szymon,
On Tue, Jun 17, 2014 at 11:11:01PM +0200, Szymon Janc wrote:
> Hi Andrei,
>
> On Monday 16 June 2014 10:57:44 Andrei Emeltchenko wrote:
> > From: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
> >
> > ---
> > profiles/health/mcap_sync.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/profiles/health/mcap_sync.c b/profiles/health/mcap_sync.c
> > index cc89d47..a0cc02a 100644
> > --- a/profiles/health/mcap_sync.c
> > +++ b/profiles/health/mcap_sync.c
> > @@ -187,7 +187,7 @@ void mcap_sync_stop(struct mcap_mcl *mcl)
> >
> > static uint64_t time_us(struct timespec *tv)
> > {
> > - return tv->tv_sec * 1000000 + tv->tv_nsec / 1000;
> > + return tv->tv_sec * 1000000ll + tv->tv_nsec / 1000ll;
> > }
> >
> > static int64_t bt2us(int bt)
>
> Commit message explaining why there is possible overflow would be nice.
>
We have this 'll' in newer code dealing with similar conversions, I suppose
we might use 32 bit arithmetic and then widen to 64 bit.
Best regards
Andrei Emeltchenko
next prev parent reply other threads:[~2014-06-18 8:47 UTC|newest]
Thread overview: 42+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-16 7:57 [PATCH 01/17] HDP: Fix checking always constant error code Andrei Emeltchenko
2014-06-16 7:57 ` [PATCH 02/17] " Andrei Emeltchenko
2014-06-16 7:57 ` [PATCH 03/17] android/HDP: Change scope of mdep Andrei Emeltchenko
2014-06-17 22:15 ` Szymon Janc
2014-06-16 7:57 ` [PATCH 04/17] android/gatt: Change DBG() to error() Andrei Emeltchenko
2014-06-17 21:22 ` Szymon Janc
2014-06-16 7:57 ` [PATCH 05/17] android/gatt: Fix wrong initial value Andrei Emeltchenko
2014-06-17 21:21 ` Szymon Janc
2014-06-18 8:46 ` Andrei Emeltchenko
2014-06-16 7:57 ` [PATCH 06/17] HDP: trivial: Make code more readable Andrei Emeltchenko
2014-06-16 7:57 ` [PATCH 07/17] android/gatt: Fix meory leak Andrei Emeltchenko
2014-06-16 7:57 ` [PATCH 08/17] HDP: Add length check Andrei Emeltchenko
2014-06-16 7:57 ` [PATCH 09/17] mcap: Fix possible overflow Andrei Emeltchenko
2014-06-17 21:11 ` Szymon Janc
2014-06-18 8:47 ` Andrei Emeltchenko [this message]
2014-06-16 7:57 ` [PATCH 10/17] android/hal-sco: Fix error code printing Andrei Emeltchenko
2014-06-17 21:49 ` Szymon Janc
2014-06-16 7:57 ` [PATCH 11/17] android/ipc-tester: Fix closing invalid fd Andrei Emeltchenko
2014-06-16 7:57 ` [PATCH 12/17] android/avrcp: Fix adding missing breaks Andrei Emeltchenko
2014-06-16 7:57 ` [PATCH 13/17] android/hal-audio: Remove dead code Andrei Emeltchenko
2014-06-17 20:27 ` Szymon Janc
2014-06-16 7:57 ` [PATCH 14/17] android/gatt: Fix error check Andrei Emeltchenko
2014-06-16 7:57 ` [PATCH 15/17] HDP: Fix possible memory leak Andrei Emeltchenko
2014-06-17 20:51 ` Szymon Janc
2014-06-18 8:52 ` Andrei Emeltchenko
2014-06-16 7:57 ` [PATCH 16/17] android/hal-sco: Remove unneeded statement Andrei Emeltchenko
2014-06-17 20:31 ` Szymon Janc
2014-06-16 7:57 ` [PATCH 17/17] android/hal-health: trivial: Remove empty line Andrei Emeltchenko
2014-06-17 7:20 ` [PATCH 01/17] HDP: Fix checking always constant error code Andrei Emeltchenko
2014-06-17 21:27 ` Szymon Janc
2014-06-18 8:54 ` Andrei Emeltchenko
2014-06-18 13:33 ` [PATCHv2 01/11] android/gatt: Change DBG() to error() Andrei Emeltchenko
2014-06-18 13:33 ` [PATCHv2 02/11] android/gatt: Fix wrong initial value Andrei Emeltchenko
2014-06-18 13:33 ` [PATCHv2 03/11] android/gatt: Fix memory leak Andrei Emeltchenko
2014-06-18 13:33 ` [PATCHv2 04/11] android/hal-health: trivial: Correct coding style Andrei Emeltchenko
2014-06-18 13:33 ` [PATCHv2 05/11] android/hal-msg: " Andrei Emeltchenko
2014-06-18 13:33 ` [PATCHv2 06/11] android/gatt: Fix warning by rearranging allocation Andrei Emeltchenko
2014-06-18 13:33 ` [PATCHv2 07/11] android/haltest: Auto-accept pairing Andrei Emeltchenko
2014-06-18 13:33 ` [PATCHv2 08/11] android/health: Remove unneeded check Andrei Emeltchenko
2014-06-18 13:33 ` [PATCHv2 09/11] android/health: Fix possible overflow Andrei Emeltchenko
2014-06-18 13:33 ` [PATCHv2 10/11] android/health: Fix missing error check Andrei Emeltchenko
2014-06-18 13:33 ` [PATCHv2 11/11] android/health: trivial: Remove empty line Andrei Emeltchenko
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