From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrew Duggan Subject: [PATCH 24/26] Input: synaptics-rmi4: use device managed memory for the data packet buffer Date: Thu, 5 Nov 2015 15:42:53 -0800 Message-ID: <1446766973-31304-1-git-send-email-aduggan@synaptics.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: Sender: linux-kernel-owner@vger.kernel.org To: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Andrew Duggan , Dmitry Torokhov , Linus Walleij , Benjamin Tissoires , Christopher Heiny , Stephen Chandler Paul List-Id: linux-input@vger.kernel.org The data packet should use device managed memory since the buffer is retained until the device goes away. Signed-off-by: Andrew Duggan --- drivers/input/rmi4/rmi_f11.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/input/rmi4/rmi_f11.c b/drivers/input/rmi4/rmi_f11.c index ee4b155..10a0c11 100644 --- a/drivers/input/rmi4/rmi_f11.c +++ b/drivers/input/rmi4/rmi_f11.c @@ -683,7 +683,8 @@ static int f11_2d_construct_data(struct f11_data *f11) sensor->pkt_size += DIV_ROUND_UP(query->nr_touch_shapes + 1, 8); - sensor->data_pkt = kzalloc(sensor->pkt_size, GFP_KERNEL); + sensor->data_pkt = devm_kzalloc(&sensor->fn->dev, sensor->pkt_size, + GFP_KERNEL); if (!sensor->data_pkt) return -ENOMEM; -- 2.1.4