[PATCH 24/54] md/raid1: Improve another size determination in setup_conf()

From: SF Markus Elfring
Date: Thu Oct 06 2016 - 05:23:10 EST


From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Tue, 4 Oct 2016 21:46:18 +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.

Signed-off-by: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
---
drivers/md/raid1.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index ec6aafb..5e1a427 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -2776,7 +2776,7 @@ static struct r1conf *setup_conf(struct mddev *mddev)
struct md_rdev *rdev;
int err;

- conf = kzalloc(sizeof(struct r1conf), GFP_KERNEL);
+ conf = kzalloc(sizeof(*conf), GFP_KERNEL);
if (!conf)
return ERR_PTR(-ENOMEM);

--
2.10.1