From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ferruh Yigit <ferruh.yigit@intel.com>
Subject: Re: [PATCH v6 15/16] app/test-bbdev: strcpy ok for
 allocated string
Date: Mon, 14 May 2018 21:56:57 +0100
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To: Andy Green <andy@warmcat.com>, dev@dpdk.org
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On 5/14/2018 9:42 PM, Ferruh Yigit wrote:
> On 5/14/2018 6:01 AM, Andy Green wrote:
>> Signed-off-by: Andy Green <andy@warmcat.com>
>> Fixes: f714a18885a6 ("app/testbbdev: add test application for bbdev")
>> Cc: stable@dpdk.org
>> ---
>>  app/test-bbdev/test_bbdev_vector.c |    2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/app/test-bbdev/test_bbdev_vector.c b/app/test-bbdev/test_bbdev_vector.c
>> index a37e35f4d..c574f2135 100644
>> --- a/app/test-bbdev/test_bbdev_vector.c
>> +++ b/app/test-bbdev/test_bbdev_vector.c
>> @@ -892,7 +892,7 @@ test_bbdev_vector_read(const char *filename,
>>  		}
>>  
>>  		memset(entry, 0, strlen(line) + 1);
>> -		strncpy(entry, line, strlen(line));
>> +		strcpy(entry, line);
> 
> agreed that according above code strcpy is OK but still why change it? Is this
> fixing a build error?

Yes:

.../app/test-bbdev/test_bbdev_vector.c:895:3: error: ‘strncpy’ output truncated
before terminating nul copying as many bytes from a string as its length
[-Werror=stringop-truncation]
   strncpy(entry, line, strlen(line));
   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

> 
>>  
>>  		/* check if entry ends with , or = */
>>  		if (entry[strlen(entry) - 1] == ','
>>
>