[PATCH 2/2] usbnet: Improve a size determination in usbnet_write_cmd_async()

From: SF Markus Elfring
Date: Mon May 22 2017 - 01:10:39 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Mon, 22 May 2017 06:42:33 +0200

Replace the specification of a data structure by a pointer dereference
as the parameter for the operator "sizeof" to make the corresponding size
determination a bit safer according to the Linux coding style convention.

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/net/usb/usbnet.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 802ba68d37d1..b73c2a40501c 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -2129,6 +2129,6 @@ int usbnet_write_cmd_async(struct usbnet *dev, u8 cmd, u8 reqtype,
}

- req = kmalloc(sizeof(struct usb_ctrlrequest), GFP_ATOMIC);
+ req = kmalloc(sizeof(*req), GFP_ATOMIC);
if (!req)
goto fail_free_buf;

--
2.13.0