linux-kernel - Re: [PATCH] f2fs: convert is_extension

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Date:   Sat, 28 Jan 2023 18:52:36 +0800
From:   Chao Yu <chao@...nel.org>
To:     Yangtao Li <frank.li@...o.com>, jaegeuk@...nel.org
Cc:     linux-f2fs-devel@...ts.sourceforge.net,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] f2fs: convert is_extension_exist() to return bool type

On 2023/1/12 22:31, Yangtao Li wrote:
> is_extension_exist() only return two values, 0 or 1.
> So there is no need to use int type.

It's too trivial to do such change one by one, how about merging all
similar changes into one patch?

Thanks,

> 
> Signed-off-by: Yangtao Li <frank.li@...o.com>
> ---
>   fs/f2fs/namei.c | 12 ++++++------
>   1 file changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c
> index 6032589099ce..516968cbc6d6 100644
> --- a/fs/f2fs/namei.c
> +++ b/fs/f2fs/namei.c
> @@ -22,7 +22,7 @@
>   #include "acl.h"
>   #include <trace/events/f2fs.h>
>   
> -static inline int is_extension_exist(const unsigned char *s, const char *sub,
> +static inline bool is_extension_exist(const unsigned char *s, const char *sub,
>   						bool tmp_ext)
>   {
>   	size_t slen = strlen(s);
> @@ -30,19 +30,19 @@ static inline int is_extension_exist(const unsigned char *s, const char *sub,
>   	int i;
>   
>   	if (sublen == 1 && *sub == '*')
> -		return 1;
> +		return true;
>   
>   	/*
>   	 * filename format of multimedia file should be defined as:
>   	 * "filename + '.' + extension + (optional: '.' + temp extension)".
>   	 */
>   	if (slen < sublen + 2)
> -		return 0;
> +		return false;
>   
>   	if (!tmp_ext) {
>   		/* file has no temp extension */
>   		if (s[slen - sublen - 1] != '.')
> -			return 0;
> +			return false;
>   		return !strncasecmp(s + slen - sublen, sub, sublen);
>   	}
>   
> @@ -50,10 +50,10 @@ static inline int is_extension_exist(const unsigned char *s, const char *sub,
>   		if (s[i] != '.')
>   			continue;
>   		if (!strncasecmp(s + i + 1, sub, sublen))
> -			return 1;
> +			return true;
>   	}
>   
> -	return 0;
> +	return false;
>   }
>   
>   int f2fs_update_extension_list(struct f2fs_sb_info *sbi, const char *name,