HID: roccat: Use kmemdup rather than duplicating its implementation

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

2 files changed, 2 insertions, 6 deletions

diff --git a/drivers/hid/hid-roccat-common.c b/drivers/hid/hid-roccat-common.c
index edf898dee28b..f933221ba525 100644
--- a/drivers/hid/hid-roccat-common.c
+++ b/drivers/hid/hid-roccat-common.c
@@ -48,12 +48,10 @@ int roccat_common_send(struct usb_device *usb_dev, uint report_id,
         char *buf;
         int len;
 
-        buf = kmalloc(size, GFP_KERNEL);
+        buf = kmemdup(data, size, GFP_KERNEL);
         if (buf == NULL)
                 return -ENOMEM;
 
-        memcpy(buf, data, size);
-
         len = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0),
                         HID_REQ_SET_REPORT,
                         USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_OUT,
diff --git a/drivers/hid/hid-roccat-kone.c b/drivers/hid/hid-roccat-kone.c
index e2072afb34bb..40090d602158 100644
--- a/drivers/hid/hid-roccat-kone.c
+++ b/drivers/hid/hid-roccat-kone.c
@@ -78,12 +78,10 @@ static int kone_send(struct usb_device *usb_dev, uint usb_command,
         char *buf;
         int len;
 
-        buf = kmalloc(size, GFP_KERNEL);
+        buf = kmemdup(data, size, GFP_KERNEL);
         if (buf == NULL)
                 return -ENOMEM;
 
-        memcpy(buf, data, size);
-
         len = usb_control_msg(usb_dev, usb_sndctrlpipe(usb_dev, 0),
                         HID_REQ_SET_REPORT,
                         USB_TYPE_CLASS | USB_RECIP_INTERFACE | USB_DIR_OUT,