[PATCH 2/3] pinctrl: rockchip: Improve a size determination in rockchip_pinctrl_probe()

SF Markus Elfring elfring at users.sourceforge.net
Sat Dec 23 13:40:00 PST 2017

From: Markus Elfring <elfring at users.sourceforge.net>
Date: Sat, 23 Dec 2017 22:07:30 +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 at users.sourceforge.net>
 drivers/pinctrl/pinctrl-rockchip.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c
index 285169170eb2..5e76a6d8a1cb 100644
--- a/drivers/pinctrl/pinctrl-rockchip.c
+++ b/drivers/pinctrl/pinctrl-rockchip.c
@@ -3158,7 +3158,7 @@ static int rockchip_pinctrl_probe(struct platform_device *pdev)
 		return -ENODEV;
-	info = devm_kzalloc(dev, sizeof(struct rockchip_pinctrl), GFP_KERNEL);
+	info = devm_kzalloc(dev, sizeof(*info), GFP_KERNEL);
 	if (!info)
 		return -ENOMEM;

More information about the Linux-rockchip mailing list