lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:   Mon, 4 Apr 2022 16:15:11 +0200
From:   Michael Straube <straube.linux@...il.com>
To:     Dan Carpenter <dan.carpenter@...cle.com>
Cc:     gregkh@...uxfoundation.org, Larry.Finger@...inger.net,
        phil@...lpotter.co.uk, linux-staging@...ts.linux.dev,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] staging: r8188eu: remove unncessary ternary operator

On 4/4/22 15:08, Dan Carpenter wrote:
> On Sat, Apr 02, 2022 at 07:38:35PM +0200, Michael Straube wrote:
>> diff --git a/drivers/staging/r8188eu/hal/rtl8188e_cmd.c b/drivers/staging/r8188eu/hal/rtl8188e_cmd.c
>> index 45b788212628..18650cd96f09 100644
>> --- a/drivers/staging/r8188eu/hal/rtl8188e_cmd.c
>> +++ b/drivers/staging/r8188eu/hal/rtl8188e_cmd.c
>> @@ -137,7 +137,7 @@ void rtl8188e_Add_RateATid(struct adapter *pAdapter, u32 bitmap, u8 arg, u8 rssi
>>   
>>   	bitmap |= ((raid << 28) & 0xf0000000);
>>   
>> -	short_gi_rate = (arg & BIT(5)) ? true : false;
>> +	short_gi_rate = arg & BIT(5);
>>   
> 
> This is a bug.  Valid values of short_gi_rate are 0 and 1 but this sets
> it to BIT(5) so it will break odm_RateUp_8188E() which tests for:
> 
> 	else if ((pRaInfo->SGIEnable) != 1)
> 

Oh I see, I should have been more careful with this type of removals.

>>   	raid = (bitmap >> 28) & 0x0f;
>>   
>> diff --git a/drivers/staging/r8188eu/hal/rtl8188e_hal_init.c b/drivers/staging/r8188eu/hal/rtl8188e_hal_init.c
>> index 6811be95da9a..ffc82d17ddbe 100644
>> --- a/drivers/staging/r8188eu/hal/rtl8188e_hal_init.c
>> +++ b/drivers/staging/r8188eu/hal/rtl8188e_hal_init.c
>> @@ -747,7 +747,7 @@ void Hal_ReadPowerSavingMode88E(struct adapter *padapter, u8 *hwinfo, bool AutoL
>>   
>>   		/*  decide hw if support remote wakeup function */
>>   		/*  if hw supported, 8051 (SIE) will generate WeakUP signal(D+/D- toggle) when autoresume */
>> -		padapter->pwrctrlpriv.bSupportRemoteWakeup = (hwinfo[EEPROM_USB_OPTIONAL_FUNCTION0] & BIT(1)) ? true : false;
>> +		padapter->pwrctrlpriv.bSupportRemoteWakeup = hwinfo[EEPROM_USB_OPTIONAL_FUNCTION0] & BIT(1);
> 
> I have not looked at this one to see if has a similar issue...  I don't
> necessarily want to audit all of these.  I guess I will, but could you
> do it first and then I will check?
> 

Sure I'll do.

Thanks,
Michael

>> diff --git a/drivers/staging/r8188eu/include/ieee80211.h b/drivers/staging/r8188eu/include/ieee80211.h
>> index 8c20363cdd31..03d63257797a 100644
>> --- a/drivers/staging/r8188eu/include/ieee80211.h
>> +++ b/drivers/staging/r8188eu/include/ieee80211.h
>> @@ -127,7 +127,7 @@ enum NETWORK_TYPE {
>>   	 (WIRELESS_11B | WIRELESS_11G | WIRELESS_11_24N)
>>   
>>   #define IsSupported24G(NetType)					\
>> -	((NetType) & SUPPORTED_24G_NETTYPE_MSK ? true : false)
>> +	((NetType) & SUPPORTED_24G_NETTYPE_MSK)
> 
> This too.
> 
>>   
>>   #define IsEnableHWCCK(NetType)					\
>>   	IsSupported24G(NetType)
>> @@ -135,11 +135,11 @@ enum NETWORK_TYPE {
>>   #define IsSupportedRxCCK(NetType) IsEnableHWCCK(NetType)
>>   
>>   #define IsSupportedTxCCK(NetType)				\
>> -	((NetType) & (WIRELESS_11B) ? true : false)
>> +	((NetType) & WIRELESS_11B)
>>   #define IsSupportedTxOFDM(NetType)				\
>> -	((NetType) & (WIRELESS_11G) ? true : false)
>> +	((NetType) & WIRELESS_11G)
>>   #define IsSupportedTxMCS(NetType)				\
>> -	((NetType) & (WIRELESS_11_24N) ? true : false)
>> +	((NetType) & WIRELESS_11_24N)
>>   
> 
> And this.
> 
> regards,
> dan carpenter
> 

Powered by blists - more mailing lists