On Thu, 20 Nov 2025 15:56:03 -0500
Steven Rostedt <[email protected]> wrote:

> From: Steven Rostedt <[email protected]>
> 
> The function trigger_process_regex() is called by a few functions, where
> only one calls strim() on the buffer passed to it. That leaves the other
> functions not trimming the end of the buffer passed in and making it a
> little inconsistent.
> 
> Remove the strim() from event_trigger_regex_write() and have
> trigger_process_regex() use strim() instead of skip_spaces(). The buff
> variable is not passed in as const, so it can be modified.
> 

Looks good to me.

Acked-by: Masami Hiramatsu (Google) <[email protected]>

Thanks,

> Signed-off-by: Steven Rostedt (Google) <[email protected]>
> ---
>  kernel/trace/trace_events_trigger.c | 5 ++---
>  1 file changed, 2 insertions(+), 3 deletions(-)
> 
> diff --git a/kernel/trace/trace_events_trigger.c 
> b/kernel/trace/trace_events_trigger.c
> index 16e3449f3cfe..1dfe69146a81 100644
> --- a/kernel/trace/trace_events_trigger.c
> +++ b/kernel/trace/trace_events_trigger.c
> @@ -309,7 +309,8 @@ int trigger_process_regex(struct trace_event_file *file, 
> char *buff)
>       char *command, *next;
>       struct event_command *p;
>  
> -     next = buff = skip_spaces(buff);
> +     next = buff = strim(buff);
> +
>       command = strsep(&next, ": \t");
>       if (next) {
>               next = skip_spaces(next);
> @@ -346,8 +347,6 @@ static ssize_t event_trigger_regex_write(struct file 
> *file,
>       if (IS_ERR(buf))
>               return PTR_ERR(buf);
>  
> -     strim(buf);
> -
>       guard(mutex)(&event_mutex);
>  
>       event_file = event_file_file(file);
> -- 
> 2.51.0
> 
> 


-- 
Masami Hiramatsu (Google) <[email protected]>

Reply via email to