linux-ext4 - Re: [PATCH] filefrag: fix minor issues with 29758d2

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Message-ID: <5387716E.1030802@redhat.com>
Date:	Thu, 29 May 2014 12:42:06 -0500
From:	Eric Sandeen <sandeen@...hat.com>
To:	Lukáš Czerner <lczerner@...hat.com>
CC:	ext4 development <linux-ext4@...r.kernel.org>,
	Andreas Dilger <adilger@...ger.ca>
Subject: Re: [PATCH] filefrag: fix minor issues with 29758d2

On 5/29/14, 12:34 PM, Lukáš Czerner wrote:
> On Thu, 29 May 2014, Eric Sandeen wrote:
> 
>> Date: Thu, 29 May 2014 12:25:17 -0500
>> From: Eric Sandeen <sandeen@...hat.com>
>> To: ext4 development <linux-ext4@...r.kernel.org>
>> Cc: Andreas Dilger <adilger@...ger.ca>
>> Subject: [PATCH] filefrag: fix minor issues with 29758d2
>>
>> 29758d2 filefrag: exit with error code if an error is hit
>>
>> introduced a couple errors; in one case it missed returning
>> a value, and in the other used a test where it needed an
>> assignment.
> 
> Looks good, although I wonder if we can just return -errno or goto
> out_close ? (same with fstat failure).

Perhaps; I was just following the style of the error handling block
before it, rather than refactoring w/ gotos and such.  :)

Going for the "small fix."

-Eric

> Thanks!
> -Lukas
> 
>>
>> Signed-off-by: Eric Sandeen <sandeen@...hat.com>
>> ---
>>
>> diff --git a/misc/filefrag.c b/misc/filefrag.c
>> index 37c4416..b2826ad 100644
>> --- a/misc/filefrag.c
>> +++ b/misc/filefrag.c
>> @@ -387,8 +387,9 @@ static int frag_report(const char *filename)
>>  	if (last_device != st.st_dev) {
>>  		if (fstatfs(fd, &fsinfo) < 0) {
>>  			close(fd);
>> +			rc = -errno;
>>  			perror("fstatfs");
>> -			return;
>> +			return rc;
>>  		}
>>  		if (verbose)
>>  			printf("Filesystem type is: %lx\n",
>> @@ -556,7 +557,7 @@ int main(int argc, char**argv)
>>  		int rc2 = frag_report(*cpp);
>>  
>>  		if (rc2 < 0 && rc == 0)
>> -			rc == rc2;
>> +			rc = rc2;
>>  	}
>>  
>>  	return rc;
>>
>> --
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