diff mbox

[27/46] selinux: Move an assignment for the variable "rc" in sens_read()

Message ID 6b93ee88-d4c0-b5e3-6f7e-fc74acfddd43@users.sourceforge.net
State New, archived
Headers show

Commit Message

SF Markus Elfring Jan. 15, 2017, 3:27 p.m. UTC
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Sat, 14 Jan 2017 22:02:14 +0100

A local variable was set to an error code in one case before a concrete
error situation was detected. Thus move the corresponding assignment into
an if branch to indicate a software failure there.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
 security/selinux/ss/policydb.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

Comments

Paul Moore March 29, 2017, 2:53 p.m. UTC | #1
On Sun, Jan 15, 2017 at 10:27 AM, SF Markus Elfring
<elfring@users.sourceforge.net> wrote:
> From: Markus Elfring <elfring@users.sourceforge.net>
> Date: Sat, 14 Jan 2017 22:02:14 +0100
>
> A local variable was set to an error code in one case before a concrete
> error situation was detected. Thus move the corresponding assignment into
> an if branch to indicate a software failure there.
>
> Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
> ---
>  security/selinux/ss/policydb.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)

Dropped for reasons previously discussed.

> diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c
> index edfcfd3bbc60..3e43556e67b8 100644
> --- a/security/selinux/ss/policydb.c
> +++ b/security/selinux/ss/policydb.c
> @@ -1608,10 +1608,11 @@ static int sens_read(struct policydb *p, struct hashtab *h, void *fp)
>         if (rc)
>                 goto bad;
>
> -       rc = -ENOMEM;
>         levdatum->level = kmalloc(sizeof(*levdatum->level), GFP_ATOMIC);
> -       if (!levdatum->level)
> +       if (!levdatum->level) {
> +               rc = -ENOMEM;
>                 goto bad;
> +       }
>
>         rc = mls_read_level(levdatum->level, fp);
>         if (rc)
> --
> 2.11.0
>
diff mbox

Patch

diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c
index edfcfd3bbc60..3e43556e67b8 100644
--- a/security/selinux/ss/policydb.c
+++ b/security/selinux/ss/policydb.c
@@ -1608,10 +1608,11 @@  static int sens_read(struct policydb *p, struct hashtab *h, void *fp)
 	if (rc)
 		goto bad;
 
-	rc = -ENOMEM;
 	levdatum->level = kmalloc(sizeof(*levdatum->level), GFP_ATOMIC);
-	if (!levdatum->level)
+	if (!levdatum->level) {
+		rc = -ENOMEM;
 		goto bad;
+	}
 
 	rc = mls_read_level(levdatum->level, fp);
 	if (rc)