From: Michael Estner <michaelestner@web.de>
To: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Cc: kernel-janitor-commits@vger.kernel.org,
Michael Estner <michaelestner@web.de>,
Johan Hovold <johan@kernel.org>,
linux-input@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH] drivers: usbtouchscreen: use kzalloc
Date: Sat, 12 Mar 2022 18:22:30 +0100 [thread overview]
Message-ID: <20220312172232.13146-1-michaelestner@web.de> (raw)
In-Reply-To: <Michael Estner <michaelestner@web.de>
Use kzalloc instead of kmalloc + memset.
The semantic patch that makes this change is:
(https://coccinelle.gitlabpages.inria.fr/website/)
Signed-off-by: Michael Estner <michaelestner@web.de>
---
drivers/input/touchscreen/usbtouchscreen.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/input/touchscreen/usbtouchscreen.c b/drivers/input/touchscreen/usbtouchscreen.c
index 43c521f50c85..159e1ac6198a 100644
--- a/drivers/input/touchscreen/usbtouchscreen.c
+++ b/drivers/input/touchscreen/usbtouchscreen.c
@@ -975,7 +975,7 @@ static int nexio_init(struct usbtouch_usb *usbtouch)
if (!input_ep || !output_ep)
return -ENXIO;
- buf = kmalloc(NEXIO_BUFSIZE, GFP_NOIO);
+ buf = kzalloc(NEXIO_BUFSIZE, GFP_NOIO);
if (!buf)
goto out_buf;
@@ -998,7 +998,6 @@ static int nexio_init(struct usbtouch_usb *usbtouch)
/* read replies */
for (i = 0; i < 3; i++) {
- memset(buf, 0, NEXIO_BUFSIZE);
ret = usb_bulk_msg(dev, usb_rcvbulkpipe(dev, input_ep),
buf, NEXIO_BUFSIZE, &actual_len,
NEXIO_TIMEOUT);
--
2.25.1
next parent reply other threads:[~2022-03-12 17:35 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <Michael Estner <michaelestner@web.de>
2022-03-12 17:22 ` Michael Estner [this message]
2022-03-12 18:14 ` [PATCH] drivers: usbtouchscreen: use kzalloc Johan Hovold
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