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[3/3,media] usbvision: Improve a size determination in usbvision_alloc()

Message ID 0c35f860-fcae-4bbf-5b7b-19dd36af25e6@users.sourceforge.net (mailing list archive)
State New, archived
Headers show

Commit Message

SF Markus Elfring Aug. 26, 2017, 8:52 p.m. UTC 
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Sat, 26 Aug 2017 22:22:13 +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.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 drivers/media/usb/usbvision/usbvision-video.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/media/usb/usbvision/usbvision-video.c b/drivers/media/usb/usbvision/usbvision-video.c
index e6807bad9792..960272d3c924 100644
--- a/drivers/media/usb/usbvision/usbvision-video.c
+++ b/drivers/media/usb/usbvision/usbvision-video.c
@@ -1319,7 +1319,7 @@  static struct usb_usbvision *usbvision_alloc(struct usb_device *dev,
 {
 	struct usb_usbvision *usbvision;
 
-	usbvision = kzalloc(sizeof(struct usb_usbvision), GFP_KERNEL);
+	usbvision = kzalloc(sizeof(*usbvision), GFP_KERNEL);
 	if (!usbvision)
 		return NULL;