Re: [Outreachy kernel] [PATCH] staging: rtl8192e: replace comparison to NULL by bool

[Mitali Borkar <mitaliborkar810@gmail.com>]

On Sat, Apr 10, 2021 at 02:10:38PM +0200, Greg KH wrote:
> On Sat, Apr 10, 2021 at 02:08:30PM +0200, Julia Lawall wrote:
> > 
> > 
> > On Sat, 10 Apr 2021, Mitali Borkar wrote:
> > 
> > > Fixed Comparison to NULL can be written as '!...' by replacing it with
> > > simpler form i.e boolean expression. This makes code more readable alternative.
> > > Reported by checkpatch.
> > >
> > > Signed-off-by: Mitali Borkar <mitaliborkar810@gmail.com>
> > > ---
> > >  drivers/staging/rtl8192e/rtl819x_TSProc.c | 6 +++---
> > >  1 file changed, 3 insertions(+), 3 deletions(-)
> > >
> > > diff --git a/drivers/staging/rtl8192e/rtl819x_TSProc.c b/drivers/staging/rtl8192e/rtl819x_TSProc.c
> > > index 65eac33aaa5b..476875125e87 100644
> > > --- a/drivers/staging/rtl8192e/rtl819x_TSProc.c
> > > +++ b/drivers/staging/rtl8192e/rtl819x_TSProc.c
> > > @@ -269,12 +269,12 @@ static void MakeTSEntry(struct ts_common_info *pTsCommonInfo, u8 *Addr,
> > >  {
> > >  	u8	count;
> > >
> > > -	if (pTsCommonInfo == NULL)
> > > +	if (!pTsCommonInfo)
> > >  		return;
> > >
> > >  	memcpy(pTsCommonInfo->Addr, Addr, 6);
> > >
> > > -	if (pTSPEC != NULL)
> > > +	if (pTSPEC)
> > >  		memcpy((u8 *)(&(pTsCommonInfo->TSpec)), (u8 *)pTSPEC,
> > >  		       sizeof(union tspec_body));
> > >
> > > @@ -328,7 +328,7 @@ bool GetTs(struct rtllib_device *ieee, struct ts_common_info **ppTS,
> > >  	}
> > >
> > >  	*ppTS = SearchAdmitTRStream(ieee, Addr, UP, TxRxSelect);
> > > -	if (*ppTS != NULL)
> > > +	if (ppTS)
> > 
> > You lost a * here.
> 
> Ugh, good catch.
> 
> Mitali, can you send me a fix-up patch for this, or do you want me to
> drop your original patch from my tree?
>
Yes Sir, I am making corrections right now in this patch. Will send the
fix up patch in an hour.


> thanks,
> 
> greg k-h