Re: [PATCH] android/gatt: Fix dead code warnings

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Hi Andrei,

On Tuesday 11 of November 2014 10:22:43 Andrei Emeltchenko wrote:
> Hi Szymon,
> 
> On Mon, Nov 10, 2014 at 09:05:41PM +0100, Szymon Janc wrote:
> > Hi Andrei,
> > 
> > On Monday 10 of November 2014 15:25:18 Andrei Emeltchenko wrote:
> > > From: Andrei Emeltchenko <andrei.emeltchenko@xxxxxxxxx>
> > > 
> > > gatt_db_attribute_get_permissions() used everywhere without check since
> > > those conditions are checked already.
> > 
> > It would make sense to put such warning into commit message if you are 
> > referring to it in subject.
> > 
> > > ---
> > >  android/gatt.c | 3 +--
> > >  1 file changed, 1 insertion(+), 2 deletions(-)
> > > 
> > > diff --git a/android/gatt.c b/android/gatt.c
> > > index 086bb94..04101f6 100644
> > > --- a/android/gatt.c
> > > +++ b/android/gatt.c
> > > @@ -5992,8 +5992,7 @@ static void write_cmd_request(const uint8_t *cmd,
> > > uint16_t cmd_len, if (!attrib)
> > >  		return;
> > > 
> > > -	if (!gatt_db_attribute_get_permissions(attrib, &permissions))
> > > -		return;
> > > +	gatt_db_attribute_get_permissions(attrib, &permissions);
> > > 
> > >  	if (check_device_permissions(dev, cmd[0], permissions))
> > >  		return;
> > 
> > So if we always pass valid pointers to this function, then maybe we should 
> > change it definition to something like:
> > 
> > uint32_t gatt_db_attribute_get_permissions(struct gatt_db_attribute *attrib);
> > 
> 
> Do we really need a helper which just does reference?

gatt_db_attribute is private structure. 

-- 
Best regards, 
Szymon Janc
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