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[3/4] video: udlfb: Improve a size determination in dlfb_alloc_urb_list()

Message ID d55401c9-1fbb-93b9-40de-2b93396e8def@users.sourceforge.net (mailing list archive)
State New, archived
Headers show

Commit Message

SF Markus Elfring Nov. 24, 2017, 8:52 p.m. UTC 
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Fri, 24 Nov 2017 21:30:37 +0100

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/video/fbdev/udlfb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/video/fbdev/udlfb.c b/drivers/video/fbdev/udlfb.c
index cb2d59ca67a4..059883962698 100644
--- a/drivers/video/fbdev/udlfb.c
+++ b/drivers/video/fbdev/udlfb.c
@@ -1867,7 +1867,7 @@  static int dlfb_alloc_urb_list(struct dlfb_data *dev, int count, size_t size)
 	INIT_LIST_HEAD(&dev->urbs.list);
 
 	while (i < count) {
-		unode = kzalloc(sizeof(struct urb_node), GFP_KERNEL);
+		unode = kzalloc(sizeof(*unode), GFP_KERNEL);
 		if (!unode)
 			break;
 		unode->dev = dev;