Re: [PATCH 3/4] trace-cmd: Handle opcode parsing error
From: Vaibhav Nagarnaik
Date: Mon Jul 25 2011 - 14:07:39 EST
On Mon, Jul 25, 2011 at 7:01 AM, Steven Rostedt <rostedt@xxxxxxxxxxx> wrote:
> On Fri, 2011-07-15 at 20:00 -0700, Vaibhav Nagarnaik wrote:
>>
>> /* Note, *tok does not get freed, but will most likely be saved */
>> @@ -1706,7 +1706,10 @@ process_op(struct event_format *event, struct print_arg *arg, char **tok)
>> arg->op.op = token;
>> arg->op.left = left;
>>
>> - set_op_prio(arg);
>> + if (-1 == set_op_prio(arg)) {
>
> I'm fine with the patch up to here. I understand the constant first
> compare, but it doesn't make sense here. Either use:
>
> if (set_op_prio(arg) < 0) ...
> or
> if (set_op_prio(arg) == -1)...
>
>
> The reason the -1 == doesn't make sense is because:
>
> if (set_op_proi(arg) = -1)
>
> would fail too.
>
> And it is much easier to read.
>
> -- Steve
>
Sure. I am sending the updated patch.
>> + event->flags |= EVENT_FL_FAILED;
>> + goto out_free;
>> + }
>>
>> type = read_token_item(&token);
>> *tok = token;
>
>
>
Vaibhav Nagarnaik
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