Re: [PATCH 2/2] HID: kfree() NULL pointer cleanup

From: Jiri Kosina
Date: Thu Aug 04 2011 - 17:47:09 EST


On Thu, 4 Aug 2011, Bojan Prtvar wrote:

> Checking for NULL pointers before kfree() is redundant.
>
> Signed-off-by: Bojan Prtvar <prtvar.b@xxxxxxxxx>
> ---
> drivers/hid/hid-zydacron.c | 4 +---
> 1 files changed, 1 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/hid/hid-zydacron.c b/drivers/hid/hid-zydacron.c
> index e903715..1ad85f2 100644
> --- a/drivers/hid/hid-zydacron.c
> +++ b/drivers/hid/hid-zydacron.c
> @@ -201,9 +201,7 @@ static void zc_remove(struct hid_device *hdev)
> struct zc_device *zc = hid_get_drvdata(hdev);
>
> hid_hw_stop(hdev);
> -
> - if (NULL != zc)
> - kfree(zc);
> + kfree(zc);
> }

Applied, thanks.

--
Jiri Kosina
SUSE Labs
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