[PATCH 36/46] selinux: Move an assignment for the variable "rc" in mls_read_range_helper()

SF Markus Elfring
2017-01-15T15:36:17Z

From: Markus Elfring <elfring@users.sourceforge.net>
Date: Sun, 15 Jan 2017 11:22:23 +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 | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c
index 9b595f2e0d9f..7cf635c650dc 100644
--- a/security/selinux/ss/policydb.c
+++ b/security/selinux/ss/policydb.c
@@ -996,10 +996,10 @@ static int mls_read_range_helper(struct mls_range *r, void *fp)
if (rc)
goto out;

- rc = -EINVAL;
items = le32_to_cpu(buf[0]);
if (items > ARRAY_SIZE(buf)) {
printk(KERN_ERR "SELinux: mls: range overflow\n");
+ rc = -EINVAL;
goto out;
}

--
2.11.0