Messages in this thread | | | Date | Thu, 4 Aug 2011 22:48:00 +0200 (CEST) | From | Julia Lawall <> | Subject | Re: [PATCH 1/2] HID: kfree() NULL pointer cleanup |
| |
On Thu, 4 Aug 2011, Bojan Prtvar wrote:
> Checking for NULL pointers before kfree() is redundant.
I would find it even nicer to just add a new lavel to skip over the kfree in the case where pm is NULL. It is statically apparent in the source code.
julia
> Signed-off-by: Bojan Prtvar <prtvar.b@gmail.com> > --- > drivers/hid/hid-prodikeys.c | 4 +--- > 1 files changed, 1 insertions(+), 3 deletions(-) > > diff --git a/drivers/hid/hid-prodikeys.c b/drivers/hid/hid-prodikeys.c > index 158b389..62f95d4 100644 > --- a/drivers/hid/hid-prodikeys.c > +++ b/drivers/hid/hid-prodikeys.c > @@ -849,9 +849,7 @@ static int pk_probe(struct hid_device *hdev, const struct hid_device_id *id) > err_stop: > hid_hw_stop(hdev); > err_free: > - if (pm != NULL) > - kfree(pm); > - > + kfree(pm); > kfree(pk); > return ret; > } > -- > 1.7.1 > > -- > To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html >
| |