Re: [PATCH 24/27] tracing: Remove use of seq_printf return value

[Steven Rostedt]

On Sat, 21 Feb 2015 18:53:51 -0800
Joe Perches <joe@xxxxxxxxxxx> wrote:

> The seq_printf return value, because it's frequently misused,
> will eventually be converted to void.
> 
> See: commit 1f33c41c03da ("seq_file: Rename seq_overflow() to
>      seq_has_overflowed() and make public")
> 
> Miscellanea:
> 
> o Remove unused return value from trace_lookup_stack

Acked-by: Steven Rostedt <rostedt@xxxxxxxxxxx>

-- Steve

> 
> Signed-off-by: Joe Perches <joe@xxxxxxxxxxx>
> ---
>  kernel/trace/trace_stack.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/kernel/trace/trace_stack.c b/kernel/trace/trace_stack.c
> index c3e4fcf..3f34496 100644
> --- a/kernel/trace/trace_stack.c
> +++ b/kernel/trace/trace_stack.c
> @@ -327,11 +327,11 @@ static void t_stop(struct seq_file *m, void *p)
>  	local_irq_enable();
>  }
>  
> -static int trace_lookup_stack(struct seq_file *m, long i)
> +static void trace_lookup_stack(struct seq_file *m, long i)
>  {
>  	unsigned long addr = stack_dump_trace[i];
>  
> -	return seq_printf(m, "%pS\n", (void *)addr);
> +	seq_printf(m, "%pS\n", (void *)addr);
>  }
>  
>  static void print_disabled(struct seq_file *m)

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