Re: [PATCH 1/1] kernel/trace/trace.c: remove unnecessary null test before debugfs_remove

From: Steven Rostedt
Date: Thu Jun 26 2014 - 13:44:42 EST


On Thu, 26 Jun 2014 19:14:31 +0200
Fabian Frederick <fabf@xxxxxxxxx> wrote:

> This fixes checkpatch warning:
>
> "WARNING: debugfs_remove(NULL) is safe this check is probably not required"

Thanks, applied to my 3.17 queue.

-- Steve

>
> Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
> Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
> Signed-off-by: Fabian Frederick <fabf@xxxxxxxxx>
> ---
> kernel/trace/trace.c | 6 ++----
> 1 file changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
> index 384ede3..58c78e4 100644
> --- a/kernel/trace/trace.c
> +++ b/kernel/trace/trace.c
> @@ -6095,10 +6095,8 @@ destroy_trace_option_files(struct trace_option_dentry *topts)
> if (!topts)
> return;
>
> - for (cnt = 0; topts[cnt].opt; cnt++) {
> - if (topts[cnt].entry)
> - debugfs_remove(topts[cnt].entry);
> - }
> + for (cnt = 0; topts[cnt].opt; cnt++)
> + debugfs_remove(topts[cnt].entry);
>
> kfree(topts);
> }

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/