linux-kernel - Re: [PATCH] fs/binfmt_elf: remove the same condition check

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Date:   Thu, 2 Aug 2018 11:56:05 +0800
From:   zhong jiang <zhongjiang@...wei.com>
To:     Al Viro <viro@...IV.linux.org.uk>
CC:     <linux-fsdevel@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] fs/binfmt_elf: remove the same condition check

On 2018/8/2 11:04, Al Viro wrote:
> On Thu, Aug 02, 2018 at 10:00:28AM +0800, zhong jiang wrote:
>> dump_align is used to double check in a expression. It is redundant.
>> so just remove one of them.
> <mode eliza>
> What makes you think that it is redundant?
> </mode>
  I am sorry for that.  Maybe I miss something.

 Thanks
 zhong jiang
>> Signed-off-by: zhong jiang <zhongjiang@...wei.com>
>> ---
>>  fs/binfmt_elf.c | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
>> index efae2fb..b6c5b02 100644
>> --- a/fs/binfmt_elf.c
>> +++ b/fs/binfmt_elf.c
>> @@ -1439,7 +1439,7 @@ static int writenote(struct memelfnote *men, struct coredump_params *cprm)
>>  
>>  	return dump_emit(cprm, &en, sizeof(en)) &&
>>  	    dump_emit(cprm, men->name, en.n_namesz) && dump_align(cprm, 4) &&
>> -	    dump_emit(cprm, men->data, men->datasz) && dump_align(cprm, 4);
>> +	    dump_emit(cprm, men->data, men->datasz);
>>  }
>>  
>>  static void fill_elf_header(struct elfhdr *elf, int segs,
>> -- 
>> 1.7.12.4
>>
> .
>