linux-kernel - Re: [PATCH][next] ttyprintk: remove redundant initialization of variable i

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]

Message-ID: <73809ad0-cdb0-695e-c9aa-55b6f8f3710b@canonical.com>
Date:   Tue, 25 May 2021 09:54:37 +0100
From:   Colin Ian King <colin.king@...onical.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Arnd Bergmann <arnd@...db.de>, kernel-janitors@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH][next] ttyprintk: remove redundant initialization of
 variable i

On 21/05/2021 13:40, Greg Kroah-Hartman wrote:
> On Tue, May 18, 2021 at 07:21:26PM +0100, Colin King wrote:
>> From: Colin Ian King <colin.king@...onical.com>
>>
>> The variable i is being initialized with a value that is never read,
>> it is being updated later on.  The assignment is redundant and can be
>> removed.
>>
>> Addresses-Coverity: ("Unused value")
>> Signed-off-by: Colin Ian King <colin.king@...onical.com>
>> ---
>>  drivers/char/ttyprintk.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/drivers/char/ttyprintk.c b/drivers/char/ttyprintk.c
>> index 219fa1382396..230b2c9b3e3c 100644
>> --- a/drivers/char/ttyprintk.c
>> +++ b/drivers/char/ttyprintk.c
>> @@ -52,7 +52,7 @@ static void tpk_flush(void)
>>  
>>  static int tpk_printk(const unsigned char *buf, int count)
>>  {
>> -	int i = tpk_curr;
>> +	int i;
>>  
>>  	for (i = 0; i < count; i++) {
>>  		if (tpk_curr >= TPK_STR_SIZE) {
>> -- 
>> 2.31.1
>>
> 
> This is not ok for what is currently in linux-next :(

Hmm, it applies cleanly on today's linux-next, do you mind re-apply it?


> 
> greg k-h
>