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[26/46] selinux: Improve another size determination in sens_read()

Message ID 6aec69ea-27e6-da3f-8a54-e1f12c78cc2e@users.sourceforge.net (mailing list archive)
State Accepted
Headers show

Commit Message

SF Markus Elfring Jan. 15, 2017, 3:26 p.m. UTC 
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Sat, 14 Jan 2017 21:52:55 +0100

Replace the specification of a data type 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.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 security/selinux/ss/policydb.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Paul Moore March 29, 2017, 2:52 p.m. UTC | #1 
On Sun, Jan 15, 2017 at 10:26 AM, SF Markus Elfring
<elfring@users.sourceforge.net> wrote:
> From: Markus Elfring <elfring@users.sourceforge.net>
> Date: Sat, 14 Jan 2017 21:52:55 +0100
>
> Replace the specification of a data type 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.
>
> Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
> ---
>  security/selinux/ss/policydb.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Merged, thanks.

> diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c
> index 5caa1fa5ea80..edfcfd3bbc60 100644
> --- a/security/selinux/ss/policydb.c
> +++ b/security/selinux/ss/policydb.c
> @@ -1609,7 +1609,7 @@ static int sens_read(struct policydb *p, struct hashtab *h, void *fp)
>                 goto bad;
>
>         rc = -ENOMEM;
> -       levdatum->level = kmalloc(sizeof(struct mls_level), GFP_ATOMIC);
> +       levdatum->level = kmalloc(sizeof(*levdatum->level), GFP_ATOMIC);
>         if (!levdatum->level)
>                 goto bad;
>
> --
> 2.11.0
>
diff mbox

Patch

diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c
index 5caa1fa5ea80..edfcfd3bbc60 100644
--- a/security/selinux/ss/policydb.c
+++ b/security/selinux/ss/policydb.c
@@ -1609,7 +1609,7 @@  static int sens_read(struct policydb *p, struct hashtab *h, void *fp)
 		goto bad;
 
 	rc = -ENOMEM;
-	levdatum->level = kmalloc(sizeof(struct mls_level), GFP_ATOMIC);
+	levdatum->level = kmalloc(sizeof(*levdatum->level), GFP_ATOMIC);
 	if (!levdatum->level)
 		goto bad;