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

From: SF Markus Elfring
Date: Tue Feb 06 2018 - 09:46:30 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
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@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/hid/hid-lg.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

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;

--
2.16.1