Zhaolei wrote:
quoted text
> printk("%Q");
> Output before patch:
> %QQ
> Output after patch:
> %Q
> 
> Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com>
> ---
>  lib/vsprintf.c |   16 ----------------
>  1 files changed, 0 insertions(+), 16 deletions(-)
> 
> diff --git a/lib/vsprintf.c b/lib/vsprintf.c
> index 908dd41..b56f6d0 100644
> --- a/lib/vsprintf.c
> +++ b/lib/vsprintf.c
> @@ -1062,13 +1062,6 @@ int vsnprintf(char *buf, size_t size, const char *fmt, va_list args)
>  			if (str < end)
>  				*str = '%';
>  			++str;
> -			if (*fmt) {
> -				if (str < end)
> -					*str = *fmt;
> -				++str;
> -			} else {
> -				--fmt;
> -			}
>  			break;
>  
>  		case FORMAT_TYPE_NRCHARS: {
> @@ -1356,8 +1349,6 @@ do {									\
>  			break;
>  
>  		case FORMAT_TYPE_INVALID:
> -			if (!*fmt)
> -				--fmt;
>  			break;
>  
>  		case FORMAT_TYPE_NRCHARS: {
> @@ -1544,13 +1535,6 @@ int bstr_printf(char *buf, size_t size, const char *fmt, const u32 *bin_buf)
>  			if (str < end)
>  				*str = '%';
>  			++str;
> -			if (*fmt) {
> -				if (str < end)
> -					*str = *fmt;
> -				++str;
> -			} else {
> -				--fmt;
> -			}
>  			break;
>  
>  		case FORMAT_TYPE_NRCHARS:

It's nice.
Review-by: Lai Jiangshan <laijs@cn.fujitsu.com>


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