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[2/3] hid-lg: Improve a size determination in lg_probe()

Message ID be5dc0ab-32e4-53a2-15a9-b8cee6e61939@users.sourceforge.net (mailing list archive)
State New, archived
Headers show

Commit Message

SF Markus Elfring Feb. 6, 2018, 2:46 p.m. UTC 
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Tue, 6 Feb 2018 14:54:14 +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/hid/hid-lg.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/hid/hid-lg.c b/drivers/hid/hid-lg.c
index f4439dc64497..358b4c6f856d 100644
--- a/drivers/hid/hid-lg.c
+++ b/drivers/hid/hid-lg.c
@@ -727,7 +727,7 @@  static int lg_probe(struct hid_device *hdev, const struct hid_device_id *id)
 		return -ENODEV;
 	}
 
-	drv_data = kzalloc(sizeof(struct lg_drv_data), GFP_KERNEL);
+	drv_data = kzalloc(sizeof(*drv_data), GFP_KERNEL);
 	if (!drv_data)
 		return -ENOMEM;