Re: [PATCH] tracing/filters: use list_for_each_entry_safe

[Li Zefan]

> -	list_for_each_safe(entry, tmp, &call->fields) {
> -		field = list_entry(entry, struct ftrace_event_field, link);
> +	list_for_each_entry_safe(field, next, &call->fields, link) {

Why we need _safe version ?

>  		if (!strcmp(field->name, name))
>  			return field;
>  	}

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