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From: Sam Ravnborg <sam@ravnborg.org>
To: Andrey Smirnov <andrew.smirnov@gmail.com>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH 3/3] crypto: digest: Return -errno if stat() fails
Date: Thu, 17 Jan 2019 06:56:35 +0100	[thread overview]
Message-ID: <20190117055635.GC28203@ravnborg.org> (raw)
In-Reply-To: <20190117044506.20628-3-andrew.smirnov@gmail.com>

On Wed, Jan 16, 2019 at 08:45:06PM -0800, Andrey Smirnov wrote:
> Strictly speaking, stat() doesn't return a detailed error code as its
> return value and it can and should be obtained via 'errno'.
> 
> Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
> ---
>  crypto/digest.c | 7 ++-----
>  1 file changed, 2 insertions(+), 5 deletions(-)
> 
> diff --git a/crypto/digest.c b/crypto/digest.c
> index 230db26e8..2c4de2e4f 100644
> --- a/crypto/digest.c
> +++ b/crypto/digest.c
> @@ -317,12 +317,9 @@ int digest_file(struct digest *d, const char *filename,
>  		const unsigned char *sig)
>  {
>  	struct stat st;
> -	int ret;
> -
> -	ret = stat(filename, &st);
>  
> -	if (ret < 0)
> -		return ret;
> +	if (stat(filename, &st))
> +		return -errno;
>  
>  	return digest_file_window(d, filename, hash, sig, 0, st.st_size);
>  }
Likewise fine,
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>

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  reply	other threads:[~2019-01-17  5:56 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-17  4:45 [PATCH 1/3] crypto: digest: Return -errno if open() fails Andrey Smirnov
2019-01-17  4:45 ` [PATCH 2/3] crypto: digest: Return -errno if lseek() fails Andrey Smirnov
2019-01-17  5:56   ` Sam Ravnborg
2019-01-17  4:45 ` [PATCH 3/3] crypto: digest: Return -errno if stat() fails Andrey Smirnov
2019-01-17  5:56   ` Sam Ravnborg [this message]
2019-01-17  5:55 ` [PATCH 1/3] crypto: digest: Return -errno if open() fails Sam Ravnborg
2019-01-17  8:42 ` Sascha Hauer

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